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PROVIDER PROFILE · NPI 1114920477

John ShinM.D.

PRACTICEMARIN OPHTHALMIC GALLARYSee all providers at this practice →
OphthalmologySan Rafael, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
Final MIPS score
22.4
Quality
0.0
Cost
74.8
Improvement activities
0.0
Promoting interop.
0.0
Payment adjustment
-6.31%
Individual
PRESCRIBING · PART D · 2024
Total Rx claims
1,977
Beneficiaries
—
Total drug cost
$237K
Distinct drugs
21
Brand share
31.9%
Top prescribed drugs
Latanoprost763 claims
Timolol Maleate195 claims
Dorzolamide Hcl/Timolol Maleat156 claims
Bimatoprost151 claims
Brimonidine Tartrate94 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
4,693
Unique beneficiaries
—
Total services
5,443
Distinct HCPCS
18
Medicare payment
$517K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 2,144 Ophthalmology providers in CA — top quintile (cohort median 1,859).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$84
Payment records
4
By payment type
Food and Beverage$84
REFERRAL NETWORK

Where John Shin'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). 81 inbound referrers · 164 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
MARIN GENERAL HOSPITAL6571,312
SUTTER BAY HOSPITALS289602
Marin Ophthalmic Surgery Center
Ambulatory Surgical Center · San Rafael, CA
120254
Kay Astroth
Certified Registered Nurse Anesthetist (CRNA) · San Rafael, CA
96196
Ucsf Dermatopathology Service
Clinical Laboratory · San Francisco, CA
73105
Paul Wasserstein
Pathology · Greenbrae, CA
6171
TANASOVICH, CHERYL6083
BAER, MARGARET54112
Mark Wexman
Cardiology · Larkspur, CA
46101
Robert Wirth
Diagnostic Radiology · Novato, CA
4259
Sajot Grewal
Internal Medicine · Corte Madera, CA
41103
Donna Hoghooghi
Diagnostic Radiology · Greenbrae, CA
4073
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
MARIN GENERAL HOSPITAL6611,262
SUTTER BAY HOSPITALS293589
Marin Ophthalmic Surgery Center
Ambulatory Surgical Center · San Rafael, CA
187880
Kay Astroth
Certified Registered Nurse Anesthetist (CRNA) · San Rafael, CA
160555
Unilab Corporation
Clinical Laboratory · Sacramento, CA
106263
UNIVERSITY OF CALIFORNIA, SAN FRANCISCO90169
Christian Kim
Ophthalmology · San Rafael, CA
7289
Ucsf Dermatopathology Service
Clinical Laboratory · San Francisco, CA
6997
Paul Wasserstein
Pathology · Greenbrae, CA
6891
Amy Kobalter
Dermatology · San Rafael, CA
60169
David Sperling
Internal Medicine · Larkspur, CA
59110
BAER, MARGARET59131
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.