What is Marcia Diaz's specialty?

Marcia Diaz (NPI 1558347328) is a Medicare-billing provider whose primary specialty is Nurse Practitioner in Vinita, OK.

Where does Marcia Diaz practice?

Marcia Diaz practices in Vinita, OK, based on the location reported in the CMS Medicare provider datasets for NPI 1558347328.

How much does Medicare pay Marcia Diaz?

Marcia Diaz (NPI 1558347328) received approximately $31K in total Medicare Part B payments, serving 236 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1558347328

Marcia DiazARNP

PRACTICESAINT FRANCIS HOME HEALTH INC.See all providers at this practice →

Nurse PractitionerVinita, OKI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

562

Unique beneficiaries

—

Total services

886

Distinct HCPCS

Medicare payment

$26K

Peer benchmark

Total Medicare services vs. 2,375 Nurse Practitioner providers in OK — top quintile (cohort median 395).

PRESCRIBING · PART D · 2024

Total Rx claims

5,659

Beneficiaries

—

Total drug cost

$305K

Distinct drugs

124

Brand share

16.6%

Top prescribed drugs

Atorvastatin Calcium241 claims

Lisinopril224 claims

Levothyroxine Sodium218 claims

Omeprazole215 claims

Hydrochlorothiazide180 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$30

Payment records

By payment type

Food and Beverage$30

Top paying entities

Food and Beverage$30

REFERRAL NETWORK

Where Marcia Diaz'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). 7 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CRAIG COUNTY HOSPITAL AUTHORITY	147	522
Robert Morton Psychiatry · Ada, OK	25	67
Gale Joslin Diagnostic Radiology · Tulsa, OK	20	62
Matthew Roberts Podiatry · Miami, OK	15	43
OFFERMANN, GAIL	15	61
James Butner Optometry · Vinita, OK	15	25
SAINT FRANCIS HOSPITAL, INC.	13	27

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

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