Doctor profile · Federal record

Dr. Mark Matza

Rheumatology Physician (CMS: Rheumatology) · Boston, MA

  • NPI 1306264577
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
55 Fruit St
Boston, MA 021142696
(617) 726-7938
fax (617) 643-1274

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
June 18, 2019
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
Massachusetts #278791

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306264577. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
823
Distinct HCPCS
10
Medicare allowed
$92,207
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 304 209 $103
99215 Established patient office or other outpatient visit, 40-54 minutes 161 109 $151
99214 Established patient office or other outpatient visit, 30-39 minutes 76 63 $140
76881 Complete ultrasound scan of joint 53 36 $59
99443 Telephone medical discussion with physician, 21-30 minutes 50 39 $103
99215 Established patient office or other outpatient visit, 40-54 minutes 49 44 $196
J1040 Injection, methylprednisolone acetate, 80 mg 36 26 $12
20611 Aspiration and/or injection of fluid large joint using ultrasound guidance 33 24 $121
76882 Limited ultrasound scan of joint or other extremity structure except blood vessels 31 19 $46
J1030 Injection, methylprednisolone acetate, 40 mg 19 12 $8

In context: peer comparison

Among 41 peers in Boston Rheumatology Physician, average services per provider: 68. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$4,579
Transactions
6
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 6 $4,579.13

By nature of payment

Consulting Fee
$3,850
Travel and Lodging
$566
Food and Beverage
$163

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
968
Patients
177
Total drug cost
$1,846,802
Drug Type Claims Patients Total cost
Prednisone Generic 186 50 $2,217
Methotrexate (Methotrexate Sodium) Brand 122 29 $4,990
Allopurinol Generic 119 33 $2,573
Hydroxychloroquine Sulfate Generic 109 39 $7,137
Actemra Actpen (Tocilizumab) Brand 101 12 $453,930
Humira(Cf) Pen (Adalimumab) Brand 56 0 $620,041
Alendronate Sodium Generic 45 14 $519
Cosentyx Sensoready Pen (Secukinumab) Brand 44 0 $328,266
Enbrel Sureclick (Etanercept) Brand 43 0 $307,582
Colchicine Generic 39 0 $2,344

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Matza's medical specialty?
Dr. Mark Matza practices Rheumatology Physician in Boston, MA.
Where does Dr. Mark Matza practice?
Dr. Mark Matza practices at 55 Fruit St, Boston, MA 021142696. Office phone: 6177267938.
What is Dr. Mark Matza's NPI?
Dr. Mark Matza's National Provider Identifier (NPI) is 1306264577, issued by NPPES.
Does Dr. Mark Matza accept Medicare assignment?
Yes. Dr. Mark Matza accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Matza 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 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.