What is Najamuz Zaman's specialty?

Najamuz Zaman (NPI 1992734172) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in Lancaster, PA.

Where does Najamuz Zaman practice?

Najamuz Zaman practices in Lancaster, PA, based on the location reported in the CMS Medicare provider datasets for NPI 1992734172.

How much does Medicare pay Najamuz Zaman?

Najamuz Zaman (NPI 1992734172) received approximately $66K in total Medicare Part B payments, serving 277 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1992734172

Najamuz ZamanMD

Hematology-OncologyLancaster, PAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

454

Unique beneficiaries

—

Total services

880

Distinct HCPCS

Medicare payment

$63K

Peer benchmark

Total Medicare services vs. 417 Hematology-Oncology providers in PA — above median (cohort median 753).

PRESCRIBING · PART D · 2024

Total Rx claims

708

Beneficiaries

—

Total drug cost

$2.3M

Distinct drugs

Brand share

39.5%

Top prescribed drugs

Apixaban90 claims

Venetoclax81 claims

Acyclovir71 claims

Anastrozole70 claims

Tamoxifen Citrate42 claims

QUALITY · MIPS · 2024

Final MIPS score

79.4

Quality

56.7

Cost

74.5

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.18%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$204

Payment records

By payment type

Food and Beverage$204

Top paying entities

Food and Beverage$204

REFERRAL NETWORK

Where Najamuz Zaman'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). 19 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ROSE CITY HMA LLC	131	1,373
LANCASTER GENERAL HOSPITAL	118	1,151
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Norristown, PA	110	974
Kartik Shah Diagnostic Radiology · Philadelphia, PA	53	329
Robert Springer Diagnostic Radiology · Lancaster, PA	47	287
Naeem Latif Medical Oncology · Lititz, PA	43	477
Brian Calabrese Hematology-Oncology · Lancaster, PA	43	464
NPI 1104872282	30	117
Masood Ahmad Pulmonary Disease · Lancaster, PA	27	310
Anthony Lacorte Internal Medicine · Lancaster, PA	22	75
Glenn Mieszkalski Radiation Oncology · Harrisburg, PA	19	471
Brian Dobslaw Nurse Practitioner · Lancaster, PA	18	137

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events