Doctor profile · Federal record

Dr. Marcin Trojanowski, MD

Rheumatology Physician (CMS: Rheumatology) · Boston, MA

  • NPI 1730348111
  • Accepts Medicare
  • 20 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
725 Albany St, Shapiro 7 Suite B
Boston, MA 021182526
(617) 638-1460
fax (617) 638-5226
Mailing address
720 Harrison Ave, Dob 503
Boston, MA 021182371

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
October 5, 2016
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
Massachusetts #268421

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1730348111. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
318
Distinct HCPCS
5
Medicare allowed
$29,307
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 170 94 $103
99213 Established patient office or other outpatient visit, 20-29 minutes 67 52 $70
20610 Aspiration and/or injection of fluid from large joint 53 37 $57
99204 New patient office or other outpatient visit, 45-59 minutes 15 15 $142
99215 Established patient office or other outpatient visit, 40-54 minutes 13 11 $153

In context: peer comparison

Among 41 peers in Boston Rheumatology Physician, average services per provider: 68. This provider delivers 4.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$454
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Boehringer Ingelheim Pharmaceuticals, INC. 2 $324.27
Novartis Pharmaceuticals Corporation 1 $130.13

By nature of payment

Food and Beverage
$243
Travel and Lodging
$211

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,516
Patients
257
Total drug cost
$757,696
Drug Type Claims Patients Total cost
Methotrexate (Methotrexate Sodium) Brand 225 49 $6,698
Celecoxib Generic 184 26 $5,142
Prednisone Generic 169 35 $1,263
Mycophenolate Mofetil Generic 136 23 $49,300
Hydroxychloroquine Sulfate Generic 128 32 $4,160
Omeprazole Generic 118 21 $1,779
Gabapentin Generic 102 16 $2,473
Tramadol Hcl Generic 98 19 $824
Diclofenac Sodium Generic 69 21 $2,700
Humira Pen (Adalimumab) Brand 54 0 $370,724

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marcin Trojanowski's medical specialty?
Dr. Marcin Trojanowski practices Rheumatology Physician in Boston, MA.
Where does Dr. Marcin Trojanowski practice?
Dr. Marcin Trojanowski practices at 725 Albany St, Boston, MA 021182526. Office phone: 6176381460.
What is Dr. Marcin Trojanowski's NPI?
Dr. Marcin Trojanowski's National Provider Identifier (NPI) is 1730348111, issued by NPPES.
Does Dr. Marcin Trojanowski accept Medicare assignment?
Yes. Dr. Marcin Trojanowski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marcin Trojanowski commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Aspiration and/or injection of fluid from large joint (HCPCS 20610). Source: CMS Medicare Physician & Other Practitioners file.