What is Margaret Kelner's specialty?

Margaret Kelner (NPI 1366786394) is a Medicare-billing provider whose primary specialty is Nurse Practitioner in San Marcos, TX.

Where does Margaret Kelner practice?

Margaret Kelner practices in San Marcos, TX, based on the location reported in the CMS Medicare provider datasets for NPI 1366786394.

How much does Medicare pay Margaret Kelner?

Margaret Kelner (NPI 1366786394) received approximately $3.3M in total Medicare Part B payments, serving 323 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1366786394

Margaret KelnerFNP

Nurse PractitionerSan Marcos, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

904

Unique beneficiaries

—

Total services

83,634

Distinct HCPCS

Medicare payment

$1.4M

Peer benchmark

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

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$102

Payment records

By payment type

Food and Beverage$102

Top paying entities

Food and Beverage$102

REFERRAL NETWORK

Where Margaret Kelner'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 · 7 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Clinical Pathology Laboratories, Inc. Clinical Laboratory · Austin, TX	160	484
Misty Witten Nurse Practitioner · Austin, TX	21	38

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Clinical Pathology Laboratories, Inc. Clinical Laboratory · Austin, TX	100	297
Kristin Yeager Nurse Practitioner · Austin, TX	88	329
Misty Witten Nurse Practitioner · Austin, TX	31	90
ST. DAVIDS HEALTHCARE PARTNERSHIP, L.P., LLP	19	33
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Irving, TX	15	36
Brian Sayers Rheumatology · Austin, TX	12	17
Laboratory Corporation Of America Clinical Laboratory · Houston, TX	11	18

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