What is Shahnaz Karim's specialty?

Shahnaz Karim (NPI 1336135334) is a Medicare-billing provider whose primary specialty is Physical Medicine and Rehabilitation in Houston, TX.

Where does Shahnaz Karim practice?

Shahnaz Karim practices in Houston, TX, based on the location reported in the CMS Medicare provider datasets for NPI 1336135334.

How much does Medicare pay Shahnaz Karim?

Shahnaz Karim (NPI 1336135334) received approximately $92K in total Medicare Part B payments, serving 94 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1336135334

Shahnaz KarimM.D.

Physical Medicine and RehabilitationHouston, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

370

Unique beneficiaries

—

Total services

1,601

Distinct HCPCS

Medicare payment

$89K

Peer benchmark

Total Medicare services vs. 599 Physical Medicine and Rehabilitation providers in TX — above median (cohort median 1,459).

PRESCRIBING · PART D · 2024

Total Rx claims

2,352

Beneficiaries

—

Total drug cost

$206K

Distinct drugs

Brand share

40.7%

Top prescribed drugs

Buprenorphine Hcl/Naloxone Hcl417 claims

Tizanidine Hcl270 claims

Hydrocodone/Acetaminophen245 claims

Pregabalin206 claims

Gabapentin153 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Shahnaz Karim'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). 10 inbound referrers · 18 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Auspicious Laboratory Inc. Clinical Laboratory · Houston, TX	151	2,330
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Houston, TX	72	293
NPI 1184668352	71	121
Azim Karim General Practice · Houston, TX	47	77
MYLAB DIAGNOSTICS	33	82
Empire City Laboratories, Inc Clinical Laboratory · Brooklyn, NY	21	44
CHI ST. LUKE'S HEALTH BAYLOR COLLEGE OF MEDICINE MEDICAL CENTER	20	90
City Of Houston Ambulance Service Provider · Houston, TX	17	67
HARRIS COUNTY HOSPITAL DISTRICT	13	88
John Pagani Diagnostic Radiology · Houston, TX	11	41

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Angelo Parameswaran Orthopedic Surgery · Houston, TX	127	721
Auspicious Laboratory Inc. Clinical Laboratory · Houston, TX	87	911
Azim Karim General Practice · Houston, TX	75	123
NPI 1184668352	58	79
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Houston, TX	54	202
LABTEST LLC	42	186
Laboratory Corporation Of America Clinical Laboratory · Houston, TX	37	165
MYLAB DIAGNOSTICS	28	73
Amin Karim Cardiology · Houston, TX	26	121
THE METHODIST HOSPITAL	25	113
MEMORIAL HERMANN HEALTH SYSTEM	21	90
Regional Toxicology Services, Llc Clinical Laboratory · Tacoma, WA	17	33

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events