Doctor profile · Federal record

Dr. Nirmal Pathak, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Fairhaven, MA

  • NPI 1639602311
  • Accepts Medicare
  • 3 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
206 Mill RD
Fairhaven, MA 027195208
(508) 973-3000
fax (508) 973-3025
Mailing address
208 Mill RD Ste 180
Fairhaven, MA 027195208

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
June 14, 2024
Year of graduation
2023 — 3 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Massachusetts #1013054

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639602311. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
76
Distinct HCPCS
3
Medicare allowed
$11,345
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 35 26 $144
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 25 24 $175
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 16 12 $120

In context: peer comparison

Among 5 peers in Fairhaven Hematology & Oncology Physician, average services per provider: 109. This provider delivers 0.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,874
Transactions
8
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 2 $1,730.83
Celgene Corporation 2 $70.54
GlaxoSmithKline, LLC. 2 $40.51
Merck Sharp & Dohme LLC 1 $18.75
Astellas Pharma US INC 1 $13.28

By nature of payment

Consulting Fee
$1,706
Food and Beverage
$168

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
13
Patients
0
Total drug cost
$68
Drug Type Claims Patients Total cost
Acyclovir Generic 13 0 $68

Frequently asked questions

Auto-generated from federal data
What is Dr. Nirmal Pathak's medical specialty?
Dr. Nirmal Pathak practices Hematology & Oncology Physician in Fairhaven, MA.
Where does Dr. Nirmal Pathak practice?
Dr. Nirmal Pathak practices at 206 Mill RD, Fairhaven, MA 027195208. Office phone: 5089733000.
What is Dr. Nirmal Pathak's NPI?
Dr. Nirmal Pathak's National Provider Identifier (NPI) is 1639602311, issued by NPPES.
Does Dr. Nirmal Pathak accept Medicare assignment?
Yes. Dr. Nirmal Pathak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nirmal Pathak commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.