Doctor profile · Federal record

Dr. John Stone, M.D.

Rheumatology Physician (CMS: Rheumatology) · Internal Medicine Physician · Boston, MA

  • NPI 1053346924
  • Accepts Medicare
  • 36 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Rheumatology Unit, 55 Fruit Street Bulfinch
Boston, MA 02114
(617) 726-2870

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
December 13, 2012
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State licenses (2)
Massachusetts #231034 · Maryland #D52121
Medicaid
MD #125061200

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053346924. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
219
Distinct HCPCS
3
Medicare allowed
$31,213
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 160 100 $149
99214 Established patient office or other outpatient visit, 30-39 minutes 41 38 $100
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 18 18 $184

In context: peer comparison

Among 41 peers in Boston Rheumatology Physician, average services per provider: 68. This provider delivers 3.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$544,627
Transactions
40
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Amgen INC. 21 $524,910.46
Argenx US, INC. 14 $10,000.00
Alexion Pharmaceuticals, INC. 1 $4,725.00
Merck Sharp & Dohme LLC 2 $3,920.00
Sobi, INC 1 $962.00
Novartis Pharmaceuticals Corporation 1 $109.69

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$507,340
Consulting Fee
$35,344
Travel and Lodging
$1,390
Food and Beverage
$552

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
449
Patients
44
Total drug cost
$1,701,582
Drug Type Claims Patients Total cost
Prednisone Generic 154 44 $1,404
Humira Pen (Adalimumab) Brand 37 0 $336,234
Actemra (Tocilizumab) Brand 35 0 $219,221
Humira(Cf) Pen (Adalimumab) Brand 33 0 $394,351
Xeljanz Xr (Tofacitinib Citrate) Brand 31 0 $184,443
Allopurinol Generic 22 0 $217
Actemra Actpen (Tocilizumab) Brand 21 0 $149,443
Enbrel (Etanercept) Brand 20 0 $140,064
Methotrexate (Methotrexate Sodium) Brand 18 0 $875
Creon (Lipase/Protease/Amylase) Brand 17 0 $20,333

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Stone's medical specialty?
Dr. John Stone practices Rheumatology Physician in Boston, MA.
Where does Dr. John Stone practice?
Dr. John Stone practices at Rheumatology Unit, Boston, MA 02114. Office phone: 6177262870.
What is Dr. John Stone's NPI?
Dr. John Stone's National Provider Identifier (NPI) is 1053346924, issued by NPPES.
Does Dr. John Stone accept Medicare assignment?
Yes. Dr. John Stone accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Stone commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.