What is Martha Zinn's specialty?

Martha Zinn (NPI 1124203401) is a Medicare-billing provider whose primary specialty is Nurse Practitioner in Amarillo, TX.

Where does Martha Zinn practice?

Martha Zinn practices in Amarillo, TX, based on the location reported in the CMS Medicare provider datasets for NPI 1124203401.

How much does Medicare pay Martha Zinn?

Martha Zinn (NPI 1124203401) received approximately $4K in total Medicare Part B payments, serving 17 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1124203401

Martha ZinnDNP, APRN, FNP-C

Nurse PractitionerAmarillo, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$3K

Peer benchmark

Total Medicare services vs. 14,200 Nurse Practitioner providers in TX — below median (cohort median 248).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$288

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Metformin Hcl26 claims

Amlodipine Besylate15 claims

Losartan Potassium13 claims

Omeprazole12 claims

Atorvastatin Calcium11 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Martha Zinn's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 2 inbound referrers · 2 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
BSA HOSPITAL LLC	21	26
Thomas Merriman Anesthesiology · Amarillo, TX	16	22

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Thomas Merriman Anesthesiology · Amarillo, TX	60	95
BSA HOSPITAL LLC	20	28

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events