PROVIDER PROFILE · NPI 1043238041

Ruth RubinM.D.

Internal MedicineCorte Madera, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

761

Unique beneficiaries

—

Total services

1,166

Distinct HCPCS

Medicare payment

$121K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

1,977

Beneficiaries

—

Total drug cost

$97K

Distinct drugs

Brand share

14.9%

Top prescribed drugs

Atorvastatin Calcium214 claims

Levothyroxine Sodium168 claims

Rosuvastatin Calcium130 claims

Losartan Potassium118 claims

Amlodipine Besylate102 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (4)

Home health agency

Hospital

Hospital

Hospital

REFERRAL NETWORK

Where Ruth Rubin'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). 4 inbound referrers · 11 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MARIN GENERAL HOSPITAL	62	260
TANASOVICH, CHERYL	14	38
Natalya Lvoff Diagnostic Radiology · Greenbrae, CA	12	20
ORWIG, DENNIS	11	40

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
MARIN GENERAL HOSPITAL	81	424
Unilab Corporation Clinical Laboratory · Sacramento, CA	49	230
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	31	83
UNIVERSITY OF CALIFORNIA, SAN FRANCISCO	22	83
Vida Campbell Diagnostic Radiology · Palo Alto, CA	19	42
ORWIG, DENNIS	15	45
TANASOVICH, CHERYL	15	51
SUTTER BAY HOSPITALS	14	37
Natalya Lvoff Diagnostic Radiology · Greenbrae, CA	14	29
Frederick Kretzschmar Pathology · Greenbrae, CA	13	24
Robert Wirth Diagnostic Radiology · Novato, CA	11	25

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