Apotheken- und Ärzte-Abrechnungszentrum

What Apotheken- und Ärzte-Abrechnungszentrum does

Apotheken- und Ärzte-Abrechnungszentrum Dr. Güldener GmbH (AÄA) is a German private limited company headquartered in Stuttgart that provides outsourced medical billing and related financial services to physicians and pharmacies across Germany. Founded approximately 70 years ago (circa 1953-1955), AÄA operates as part of the Dr. Güldener Gruppe and is supervised by BaFin as a financial services provider. The firm employs 51-100 staff under three managing directors (Konrad Bommas, Markus Kinkel, Dr. Jochen Pfänder) and serves a fragmented customer base of private practicing physicians and community/hospital pharmacies.

The company operates two primary billing lines: Privatabrechnung nach GOÄ for physicians (invoice verification, issuance, punctual disbursement, reimbursement services, specialty-code comparison, immediate payout options, and dunning procedures) and Rezeptabrechnung for pharmacies under §§ 300, 302 SGB V (complete billing, flexible payout models, private prescription billing, co-payment collection, and commercial dunning). AÄA supplements these services with the ZytoTax proprietary tax-assessment software for hospital pharmacies, the apodirekt online portal, the PraxisPortal for physicians, a patient-facing information portal, and the Postident identity-verification procedure for new contract partners. Pricing is quote-based and tailored per customer, with multi-year contracts and a guaranteed 30-day payout irrespective of when patients settle.

AÄA monetizes via recurring service fees on billing volume processed for healthcare providers. Its go-to-market combines personal field-sales consulting with inside-sales phone support, digital inquiry forms (HeyFlow), and a multi-channel marketing stack spanning content marketing, webinars, trade shows, email newsletters, Google Ads, and LinkedIn/Meta retargeting. Key partnerships include Apobank, Thieme, easyGOÄ, Deutsche Post, and several regional physician networks. The firm won the German Health Award 2025 in Medical Billing with the highest score among nine evaluated companies, based on more than 43,000 customer evaluations by DISQ and ntv.

Name

Apotheken- und Ärzte-Abrechnungszentrum

Legal name

Apotheken- und Ärzte-Abrechnungszentrum Dr. Güldener GmbH

Website

https://apotheken-aerzte.de

Company type

Private

Founded year

1955

Operating status

Operating

Headcount range

51–100 employees

Short description

Apotheken- und Ärzte-Abrechnungszentrum Dr. Güldener GmbH is a Stuttgart-based, BaFin-supervised medical billing service provider that processes private physician billing (GOÄ) and pharmacy prescription billing (§§ 300, 302 SGB V) for doctors and pharmacies across Germany, supported by the proprietary ZytoTax pharmacy software.

Ownership category

akta.pro rank

Product category

Medical Billing Services

NAICS

Management Consulting Services (54161)

SIC

Hospital & Medical Service Plans (6324)

akta.pro primary industry

Healthcare Billing & Patient Payments Presentment (FSAMAJAH)

akta.pro secondary industries

Medication Pricing, Copay Assistance & Patient Financial Support Tools (HLACAKAN), Healthcare Payouts (Payers-to-Providers, Patient Refunds) (FSAMAKAK)

Keywords

• Medical billing services
• Private physician billing
• Pharmacy prescription billing
• Healthcare revenue cycle
• Debt collection services

Headquarters

HQ city

Stuttgart

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Technology or R&D, Infrastructure

Revenue model

1. Medical Billing Services: AÄA charges healthcare providers (doctors and pharmacies) for processing and managing their medical billing. This includes private billing for doctors (GOÄ), prescription billing for pharmacies (§§ 300, 302 SGB V), and related financial services like debt collection and payment guarantee.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels6 records

Core offering

Apotheken- und Ärzte-Abrechnungszentrum (AÄA) Dr. Güldener provides outsourced medical billing and clearing services for private practicing physicians (GOÄ billing) and community/hospital pharmacies (§§ 300, 302 SGB V prescription billing) in Germany. The company also offers guaranteed payouts within 30 days, commercial and judicial dunning procedures, reimbursement services, and proprietary hospital pharmacy tax calculation software (ZytoTax).

Product overview

AÄA Dr. Güldener is a billing and clearing service provider for physicians and pharmacies in Germany, operating as part of the Dr. Güldener Group with 70 years of experience. The core offering consists of billing services for private physician billing (GOÄ) and pharmacy prescription billing (§§ 300, 302 SGB V), supplemented by specialized software products: ZytoTax (tax calculation software for hospital pharmacies) and apodirekt (online portal), along with patient-facing services including a patient portal and Postident verification procedure. The company operates exclusively in Germany, serving physicians and pharmacies as B2B customers.

Differentiator

Problem solved

Functional benefit

Brands

• ZytoTax: A future-proof taxation software for hospital pharmacies, providing drug pricing solutions for Krankenhausapotheken (hospital pharmacies).

Products and services

• Privatabrechnung (GOÄ) - Billing Services for Physicians Outsourced private billing service for physicians according to GOÄ (Gebührenordnung für Ärzte), including invoice verification, invoice issuance, punctual disbursement, reimbursement services, specialty-specific code comparison, optional immediate disbursement, and commercial (and on-request judicial) dunning procedures.
• Rezeptabrechnung - Pharmacy Prescription Billing Complete billing service for community and hospital pharmacies according to §§ 300, 302 SGB V, including flexible disbursement models, private prescription billing, co-payment collection (Zuzahlungsinkasso), and commercial debt collection procedures.
• ZytoTax Proprietary drug pricing and tax assessment software for hospital pharmacies, handling complex tax calculations according to German regulations.
• apodirekt Online self-service portal for pharmacies to access billing services, documentation, and related resources.
• PraxisPortal Online self-service portal for physicians to manage their private billing activities and access AÄA services.

Quantifiable outcome

• Guaranteed payout within 30 days regardless of patient payment timing
• +1 more outcomes

Named customers6 records

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

Five partnerships are on record, tiered minor and core.

• ApobankminorGTM or Marketing PartnerApobank, the German cooperative bank for healthcare professionals, is listed as a partner. This partnership likely provides mutual referral opportunities and banking services for healthcare customers.
• Der Niedergelassene ArztminorGTM or Marketing PartnerPublication platform for established (office-based) physicians, listed as a partner for marketing and referral purposes.
• Dr. Ruppel (Gesundheitsrecht)minorStrategic or Co-development PartnerHealthcare law firm partner providing legal expertise and support for complex billing and regulatory matters.
• Ärztenetz HamburgminorGTM or Marketing PartnerHamburg physician network partnership for regional marketing and referral of billing services.
• Deutsche Post (Postident)coreImplementation/ SI/ Consulting PartnerDeutsche Post provides the Postident verification procedure used by AÄA to identify and verify new contract partners (doctors and pharmacies) via video chat, online ID, or in-branch verification.

Scale indicators2 records

Recent moves6 records

Expansion highlights4 records

Emerging players

• easyGOÄ (Privatabrechnungssoftware): Software-only GOÄ billing solution listed as an AÄA partner; represents the emerging tech-led model that could disintermediate manual billing service providers like AÄA.
• DZR (Deutsches Zahnärztliches Rechenzentrum): Sister company within Dr. Güldener Gruppe providing analogous billing services for dentists, illustrating both group adjacency and the broader competitive benchmark for medical billing specialists in Germany.
• Optica Abrechnungszentrum: Another sister entity inside Dr. Güldener Gruppe; shares the group billing-services DNA with AÄA and demonstrates the group-level pattern of multi-segment medical billing.
• ZOLL Medical / ZOLL Services: Provider of practice and billing software for German healthcare providers; competes at the technology layer where AÄA also sells ZytoTax and PraxisPortal solutions.

Direct peers

• Helmsauer Gruppe: German healthcare services group providing medical billing, factoring, and receivables management to physicians and pharmacies — a directly comparable competitor to AÄA's core services.
• PVS Berlin-Brandenburg: Regional PVS Abrechnungsstelle serving private physicians in Berlin/Brandenburg with the same GOÄ billing, reimbursement and dunning services as AÄA.
• RZV Rechenzentrum Volmarstein GmbH: German IT and billing services provider for hospitals, physicians, and pharmacies, offering comparable administrative processing and billing platforms under SGB V.
• BFS (Bayerische Finanzservice GmbH): Provides medical billing, factoring, and collection services to physicians and hospitals in Germany, directly overlapping with AÄA's private billing and pharmacy prescription billing offerings.
• PVS rhein-ruhr (Privatärztliche Verrechnungsstelle): One of Germany's largest GOÄ private billing service companies, directly competing with AÄA for the same private-practice physician customers in Germany with an analogous field-sales model.
• medis (Mediserv GmbH): German Abrechnungsstelle serving physicians and dentists with private billing and factoring, comparable in service scope and target customer to AÄA.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/apothekenundaerzteabrechnungszentrum
• LinkedInlinkedin.com/company/apotheken-und-aerzte-abrechnungszentrum-dr-gueldener-gmbh

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Apotheken- und Ärzte-Abrechnungszentrum