PROVIDER PROFILE · NPI 1457490294

Rishu MarwahaMD

Internal MedicinePomona, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

526

Unique beneficiaries

—

Total services

828

Distinct HCPCS

Medicare payment

$79K

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

7,960

Beneficiaries

—

Total drug cost

$630K

Distinct drugs

131

Brand share

18.1%

Top prescribed drugs

Levothyroxine Sodium510 claims

Atorvastatin Calcium491 claims

Losartan Potassium370 claims

Amlodipine Besylate328 claims

Rosuvastatin Calcium295 claims

QUALITY · MIPS · 2024

Final MIPS score

78.1

Quality

40.9

Cost

74.8

Improvement activities

40.0

Promoting interop.

75.0

Payment adjustment

0.13%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$814

Payment records

By payment type

Food and Beverage$814

REFERRAL NETWORK

Where Rishu Marwaha'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). 6 inbound referrers · 16 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
POMONA VALLEY HOSPITAL MEDICAL CENTER	107	518
Unilab Corporation Clinical Laboratory · West Hills, CA	24	223
Hamidreza Torshizy Diagnostic Radiology · San Diego, CA	18	37
Johnson Lightfoote Diagnostic Radiology · Pomona, CA	16	33
SCHAEFER AMBULANCE SERVICE, INC	12	33
Christina Benedict Diagnostic Radiology · Pomona, CA	11	30

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
POMONA VALLEY HOSPITAL MEDICAL CENTER	69	356
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	42	182
Stephen To Diagnostic Radiology · Pomona, CA	28	75
SAN ANTONIO REGIONAL HOSPITAL	23	64
Unilab Corporation Clinical Laboratory · West Hills, CA	22	183
Rama Thumati Cardiology · Pomona, CA	20	49
Paul Reisch Diagnostic Radiology · Pomona, CA	17	80
Manjusha Gupta Internal Medicine · Pomona, CA	17	60
CASA COLINA HOSPITAL AND CENTERS FOR HEALTHCARE	16	70
Hamidreza Torshizy Diagnostic Radiology · San Diego, CA	13	34
Nilem Patel Endocrinology · Pomona, CA	13	54
SCHAEFER AMBULANCE SERVICE, INC	13	38

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