What is Dennis Buchanan's specialty?

Dennis Buchanan (NPI 1003864737) is a Medicare-billing provider whose primary specialty is Obstetrics & Gynecology in Fullerton, CA.

Where does Dennis Buchanan practice?

Dennis Buchanan practices in Fullerton, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1003864737.

How much does Medicare pay Dennis Buchanan?

Dennis Buchanan (NPI 1003864737) received approximately $10K in total Medicare Part B payments, serving 96 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1003864737

Dennis BuchananMD

Obstetrics & GynecologyFullerton, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$6K

Peer benchmark

Total Medicare services vs. 1,761 Obstetrics & Gynecology providers in CA — above median (cohort median 118).

PRESCRIBING · PART D · 2024

Total Rx claims

215

Beneficiaries

—

Total drug cost

$20K

Distinct drugs

Brand share

34.0%

Top prescribed drugs

Estradiol89 claims

Clobetasol Propionate23 claims

Medroxyprogesterone Acetate19 claims

Estrogens, Conjugated17 claims

Estradiol15 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 050168

Hospital

REFERRAL NETWORK

Where Dennis Buchanan'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 · 3 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ST JUDE HOSPITAL INC	19	35
Victor Lee Pathology · Oceanside, CA	15	41

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
ST JUDE HOSPITAL INC	28	50
Unilab Corporation Clinical Laboratory · West Hills, CA	16	58
Victor Lee Pathology · Oceanside, CA	15	31

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