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PROVIDER PROFILE · NPI 1023074341

Douglas ZhangM.D.

General PracticeSan Leandro, CAI
CROSS-REFERENCE

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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (10)

CCN 053137
Home health agency
CCN 059462
Home health agency
CCN 059546
Home health agency
CCN 557194
Home health agency
CCN 557754
Home health agency
CCN 050043
Hospital
CCN 050211
Hospital
CCN 050305
Hospital
CCN 050320
Hospital
CCN 050488
Hospital
QUALITY · MIPS · 2024
Final MIPS score
22.7
Quality
0.0
Cost
75.7
Improvement activities
0.0
Promoting interop.
0.0
Payment adjustment
-6.27%
Individual
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$2K
Payment records
74
By payment type
Food and Beverage$2K
Education$17
PRESCRIBING · PART D · 2024
Total Rx claims
13,326
Beneficiaries
—
Total drug cost
$1.3M
Distinct drugs
170
Brand share
21.4%
Top prescribed drugs
Atorvastatin Calcium930 claims
Amlodipine Besylate680 claims
Losartan Potassium568 claims
Metformin Hcl516 claims
Metoprolol Succinate393 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
2,443
Unique beneficiaries
—
Total services
5,524
Distinct HCPCS
19
Medicare payment
$368K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 551 General Practice providers in CA — top quintile (cohort median 588).
REFERRAL NETWORK

Where Douglas Zhang'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). 16 inbound referrers · 55 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
ALAMEDA HEALTH SYSTEM86208
Vineet Batra
Ophthalmology · San Leandro, CA
2562
DOUGLAS D. ZHANG, M.D. INC2440
ROBERTSON, BRUCE1833
Keyvan Nouri
Diagnostic Radiology · Walnut Creek, CA
1833
Vinod Sawhney
Gastroenterology · San Leandro, CA
1837
Ronald Rubenstein
Otolaryngology · San Leandro, CA
1841
Steven Foy
Emergency Medicine · Stanford, CA
1539
NPI 10130293131536
Michael Ingegno
Vascular Surgery · San Leandro, CA
1335
Vasiliki Economou
Neurology · Hayward, CA
1327
Werner Ju
Dermatology · San Leandro, CA
1336
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Laboratory Corporation Of America
Clinical Laboratory · San Diego, CA
114305
ALAMEDA HEALTH SYSTEM112240
SUTTER MEDICAL CENTER CASTRO VALLEY76256
DOUGLAS D. ZHANG, M.D. INC5385
Unilab Corporation
Clinical Laboratory · Sacramento, CA
48144
PARAMEDICS PLUS, LLC37125
Mark Goldsmith
Diagnostic Radiology · Walnut Creek, CA
3478
Royce Chrys
Diagnostic Radiology · Walnut Creek, CA
3354
Unilab Corporation
Clinical Laboratory · San Jose, CA
32206
Vineet Batra
Ophthalmology · San Leandro, CA
3279
Dariush Zandi
Family Practice · San Leandro, CA
3056
Seyed-Karim Taghaddos
Diagnostic Radiology · San Francisco, CA
2549
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.