Doctor profile · Federal record

Dr. John Fox, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Anesthesiology Physician · Critical Care Medicine (Anesthesiology) Physician · Boston, MA

  • NPI 1528320454
  • Accepts Medicare
  • 14 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
800 Washington St
Boston, MA 02111
(617) 636-9339
Additional location
171 Ashley Ave
Charleston, SC 294258908
(843) 792-1414

Credentials & registration

NPPES · NUCC
NPI registered
June 2012 — 14 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
Massachusetts #269628 · South Carolina #MD34894

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528320454. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
128
Distinct HCPCS
5
Medicare allowed
$26,288
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 71 29 $225
36620 Insertion of artery tube for blood sampling or infusion through skin 19 17 $46
00560 Anesthesia for procedure on heart and large blood vessels 14 14 $496
76937 Ultrasonic guidance for blood vessel access 13 13 $15
01922 Anesthesia for x-ray or radiation therapy 11 11 $212

In context: peer comparison

Among 267 peers in this city , average services per provider: 32. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$188
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Masimo Corporation 1 $101.60
E.R. Squibb & Sons, L.L.C. 1 $31.56
PFIZER INC. 1 $29.27
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 1 $25.77

By nature of payment

Food and Beverage
$188

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Fox's medical specialty?
Dr. John Fox practices Anesthesiology Physician in Boston, MA.
Where does Dr. John Fox practice?
Dr. John Fox practices at 800 Washington St, Boston, MA 02111. Office phone: 6176369339.
What is Dr. John Fox's NPI?
Dr. John Fox's National Provider Identifier (NPI) is 1528320454, issued by NPPES.
Does Dr. John Fox accept Medicare assignment?
Yes. Dr. John Fox accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Fox commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620); Anesthesia for procedure on heart and large blood vessels (HCPCS 00560). Source: CMS Medicare Physician & Other Practitioners file.