PROVIDER PROFILE · NPI 1417118639

David PortierMD

Internal MedicineDaly City, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

19,514

Unique beneficiaries

—

Total services

76,626

Distinct HCPCS

Medicare payment

$3.9M

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

21,916

Beneficiaries

—

Total drug cost

$993K

Distinct drugs

184

Brand share

16.9%

Top prescribed drugs

Atorvastatin Calcium2,094 claims

Amlodipine Besylate1,389 claims

Tamsulosin Hcl867 claims

Gabapentin727 claims

Apixaban649 claims

QUALITY · MIPS · 2024

Final MIPS score

89.3

Quality

90.0

Cost

44.4

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.60%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where David Portier'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). 34 inbound referrers · 42 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
UCSF HEALTH COMMUNITY HOSPITALS	123	381
City & County Of San Francisco Ambulance Service Provider · San Francisco, CA	59	152
KINDRED NURSING CENTERS WEST, LLC	49	134
David Priest Diagnostic Radiology · San Francisco, CA	44	155
Stephanie Seiki Internal Medicine · San Francisco, CA	42	109
Daniel Lentz Diagnostic Radiology · San Francisco, CA	40	168
Hui Yang Internal Medicine · Daly City, CA	40	309
Matthew Jeong Hospitalist · San Francisco, CA	38	418
Luke Scalcione Diagnostic Radiology · San Diego, CA	34	89
KINDRED NURSING CENTERS WEST, LLC	29	61
Jessica Tan Diagnostic Radiology · San Francisco, CA	29	79
American Medical Response West Ambulance Service Provider · San Francisco, CA	28	66

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
UCSF HEALTH COMMUNITY HOSPITALS	44	158
KINDRED NURSING CENTERS WEST, LLC	36	110
Matthew Jeong Hospitalist · San Francisco, CA	35	419
ANGOTTI HEALTHCARE SYSTEMS INC	33	97
Jessica Tan Diagnostic Radiology · San Francisco, CA	32	72
Natalia Bruchanski-Gallagher Internal Medicine · South San Francisco, CA	31	339
Michael Taylor Diagnostic Radiology · San Francisco, CA	30	91
Luke Scalcione Diagnostic Radiology · San Diego, CA	29	64
Constance Wong Internal Medicine · Daly City, CA	29	212
ENDERBY, SCOTT	28	74
RAYBIN, DANIEL	26	98
David Priest Diagnostic Radiology · San Francisco, CA	25	73

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