What is Gregory Vanzant's specialty?

Gregory Vanzant (NPI 1932196839) is a Medicare-billing provider whose primary specialty is Cardiology in Oklahoma City, OK.

Where does Gregory Vanzant practice?

Gregory Vanzant practices in Oklahoma City, OK, based on the location reported in the CMS Medicare provider datasets for NPI 1932196839.

How much does Medicare pay Gregory Vanzant?

Gregory Vanzant (NPI 1932196839) received approximately $218K in total Medicare Part B payments, serving 1,402 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1932196839

Gregory VanzantD.O.

CardiologyOklahoma City, OKI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,473

Unique beneficiaries

—

Total services

3,899

Distinct HCPCS

Medicare payment

$211K

Peer benchmark

Total Medicare services vs. 140 Cardiology providers in OK — above median (cohort median 3,018).

PRESCRIBING · PART D · 2024

Total Rx claims

9,133

Beneficiaries

—

Total drug cost

$1.1M

Distinct drugs

Brand share

18.7%

Top prescribed drugs

Metoprolol Succinate1,001 claims

Atorvastatin Calcium830 claims

Lisinopril808 claims

Apixaban801 claims

Amlodipine Besylate705 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 Gregory Vanzant'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). 40 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
STILLWATER MEDICAL CENTER AUTHORITY	556	4,750
HORNER, CHARLES	211	540
OKLAHOMA HEART HOSPITAL, LLC	95	325
James Harris Cardiology · Stillwater, OK	78	226
MERCY HOSPITAL OKLAHOMA CITY, INC	60	136
Thang Nguyen Family Practice · Ellijay, GA	49	170
Terry Brown Internal Medicine · Stillwater, OK	44	559
Matthew Payne Internal Medicine · Oklahoma City, OK	42	167
Thomas Hall Dermatology · Stillwater, OK	41	101
REGIONAL MEDICAL LABORATORY, INC	36	83
Charles Olson Family Practice · Stillwater, OK	35	89
Stephen Martin Ophthalmology · Stillwater, OK	31	86

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