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PROVIDER PROFILE · NPI 1376569475

Marcia PeckMD

EndocrinologyCastro Valley, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
2,639
Beneficiaries
—
Total drug cost
$1.4M
Distinct drugs
39
Brand share
54.7%
Top prescribed drugs
Levothyroxine Sodium277 claims
Atorvastatin Calcium248 claims
Semaglutide215 claims
Empagliflozin191 claims
Metformin Hcl126 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
978
Unique beneficiaries
—
Total services
5,267
Distinct HCPCS
14
Medicare payment
$238K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 633 Endocrinology providers in CA — top quintile (cohort median 1,164).
REFERRAL NETWORK

Where Marcia Peck'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 · 21 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Hui Chen
Diagnostic Radiology · Menlo Park, CA
26129
SUTTER EAST BAY HOSPITALS1546
Archana Aggarwal
Nephrology · Castro Valley 94546, CA
14107
Phillip Wong
Diagnostic Radiology · Menlo Park, CA
1429
Keyvan Nouri
Diagnostic Radiology · Walnut Creek, CA
1242
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
SUTTER MEDICAL CENTER CASTRO VALLEY129651
Laboratory Corporation Of America
Clinical Laboratory · San Diego, CA
35151
Unilab Corporation
Clinical Laboratory · Sacramento, CA
29154
Royce Chrys
Diagnostic Radiology · Walnut Creek, CA
2684
Mark Goldsmith
Diagnostic Radiology · Walnut Creek, CA
2447
Matthew Epstein
Diagnostic Radiology · San Francisco, CA
2157
Anna Maria Sapugay
Obstetrics & Gynecology · Castro Valley, CA
1966
Unilab Corporation
Clinical Laboratory · San Jose, CA
17101
Keyvan Nouri
Diagnostic Radiology · Walnut Creek, CA
1641
Hui Chen
Diagnostic Radiology · Menlo Park, CA
1645
Jyothi Bachwani
Internal Medicine · Orinda, CA
1573
SUTTER EAST BAY HOSPITALS1543
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.