What is Robert Belknap's specialty?

Robert Belknap (NPI 1336217306) is a Medicare-billing provider whose primary specialty is Internal Medicine in Mill Valley, CA.

Where does Robert Belknap practice?

Robert Belknap practices in Mill Valley, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1336217306.

How much does Medicare pay Robert Belknap?

Robert Belknap (NPI 1336217306) received approximately $65K in total Medicare Part B payments, serving 171 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1336217306

Robert BelknapMD

Internal MedicineMill Valley, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

385

Unique beneficiaries

—

Total services

608

Distinct HCPCS

Medicare payment

$58K

Peer benchmark

Total Medicare services vs. 10,499 Internal Medicine providers in CA — above median (cohort median 531).

PRESCRIBING · PART D · 2024

Total Rx claims

3,653

Beneficiaries

—

Total drug cost

$361K

Distinct drugs

Brand share

19.0%

Top prescribed drugs

Levothyroxine Sodium164 claims

Atorvastatin Calcium151 claims

Gabapentin137 claims

Amlodipine Besylate135 claims

Rosuvastatin Calcium124 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$14

Payment records

By payment type

Food and Beverage$14

Top paying entities

Food and Beverage$14

REFERRAL NETWORK

Where Robert Belknap'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). 5 inbound referrers · 14 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MARIN GENERAL HOSPITAL	100	490
John Shin Ophthalmology · San Rafael, CA	17	38
Philip Kurzman Diagnostic Radiology · Greenbrae, CA	14	21
Natalya Lvoff Diagnostic Radiology · Greenbrae, CA	13	25
Paul Wasserstein Pathology · Greenbrae, CA	13	28

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
MARIN GENERAL HOSPITAL	160	859
Sarah Lowenthal Family Practice · Mill Valley, CA	31	154
UNIVERSITY OF CALIFORNIA, SAN FRANCISCO	28	74
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	26	64
Philip Kurzman Diagnostic Radiology · Greenbrae, CA	20	36
SUTTER BAY HOSPITALS	20	48
Vida Campbell Diagnostic Radiology · Palo Alto, CA	18	35
John Shin Ophthalmology · San Rafael, CA	18	52
Adam Nevitt Diagnostic Radiology · Daly City, CA	15	42
David Laub Dermatology · Mill Valley, CA	15	39
MARIN MAGNETIC RESONANCE IMAGING CENTER, LLC	14	17
Ralph Koenker Diagnostic Radiology · Novato, CA	14	35

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