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PROVIDER PROFILE · NPI 1386693646

William KatkovM.D.

PRACTICEEUGENE LAM MD INCSee all providers at this practice →
GastroenterologySanta Monica, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
Final MIPS score
89.1
Quality
84.8
Cost
73.2
Improvement activities
40.0
Promoting interop.
99.0
Payment adjustment
0.60%
Group
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$950
Payment records
44
By payment type
Food and Beverage$950
PRESCRIBING · PART D · 2024
Total Rx claims
565
Beneficiaries
—
Total drug cost
$66K
Distinct drugs
10
Brand share
61.6%
Top prescribed drugs
Sodium, Potassium,mag Sulfates280 claims
Omeprazole59 claims
Pantoprazole Sodium55 claims
Famotidine38 claims
Budesonide32 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,176
Unique beneficiaries
—
Total services
1,271
Distinct HCPCS
15
Medicare payment
$133K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,398 Gastroenterology providers in CA — top quintile (cohort median 750).
REFERRAL NETWORK

Where William Katkov'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). 13 inbound referrers · 26 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
PROVIDENCE SAINT JOHN'S HEALTH CENTER118453
Yuki Takasumi
Pathology · Santa Monica, CA
30100
Rickey Rubin
Anesthesiology · Pasadena, CA
2344
Melani Shaum
Hematology-Oncology · Lompoc, CA
21195
NPI 12050554722077
CACHERIS, PHILLIP2049
Unilab Corporation
Clinical Laboratory · West Hills, CA
1956
Rae Joselson
Pathology · Santa Monica, CA
1855
Joshua Hanelin
Diagnostic Radiology · Valencia, CA
15115
Simon Gabriel
Diagnostic Radiology · Los Angeles, CA
1395
Srinivas Peddi
Diagnostic Radiology · Valencia, CA
1350
Norman Solomon
Internal Medicine · Los Angeles, CA
1253
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Endoscopy Center Of Santa Monica Llc
Ambulatory Surgical Center · Los Angeles, CA
142451
PROVIDENCE SAINT JOHN'S HEALTH CENTER67210
WAHLIG, RONALD2560
Yuki Takasumi
Pathology · Santa Monica, CA
2448
Leonard Lewenstein
Anesthesiology · Santa Monica, CA
2467
Warren Allen
Pathology · Santa Monica, CA
1897
CEDARS-SINAI MEDICAL CENTER1851
David Krasne
Pathology · Santa Monica, CA
1887
Melani Shaum
Hematology-Oncology · Lompoc, CA
18153
Ira Smalberg
Diagnostic Radiology · Santa Monica, CA
1860
John Bornstein
Anesthesiology · Los Angeles, CA
1744
Unilab Corporation
Clinical Laboratory · West Hills, CA
1767
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.