PROVIDER PROFILE · NPI 1578580445

Pam GrewallM.D.

Internal MedicineSan Francisco, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

278

Unique beneficiaries

—

Total services

399

Distinct HCPCS

Medicare payment

$38K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$97

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Pantoprazole Sodium11 claims

QUALITY · MIPS · 2024

Final MIPS score

61.0

Quality

59.4

Cost

71.5

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

-1.68%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$104

Payment records

By payment type

Food and Beverage$104

REFERRAL NETWORK

Where Pam Grewall'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). 24 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CARPENTER, HOWARD	49	246
STEVENS, SUSAN	47	230
Brian Bronzo Diagnostic Radiology · San Francisco, CA	46	280
Hanieh Rad Internal Medicine · Tualatin, OR	46	388
Matthew Mcandrew Hospitalist · San Francisco, CA	33	292
Edward Baker Diagnostic Radiology · San Francisco, CA	31	231
Guy Lubliner Internal Medicine · San Francisco, CA	29	293
NPI 1275567943	28	152
Garmen Woo Internal Medicine · Oakland, CA	26	207
Garret Hisatake General Surgery · San Francisco, CA	25	285
Christopher Hamerski Gastroenterology · San Francisco, CA	25	212
Myron Marx Diagnostic Radiology · San Francisco, CA	25	115

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

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