Doctor profile · Federal record

Dr. Jason Karelis

Anesthesiology Physician (CMS: Anesthesiology) · Internal Medicine Physician · Framingham, MA

  • NPI 1801386297
  • Accepts Medicare
  • MIPS 84.5 / 100 · 2023
  • 8 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
115 Lincoln St
Framingham, MA 017026358
(508) 383-1000
Mailing address
50 Presidential Plz Apt 2208
Syracuse, NY 132022213

Credentials & registration

NPPES · NUCC
NPI registered
May 2018 — 8 yrs on file
Profile last updated
November 4, 2022
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
New York #308780 · Massachusetts #275915

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801386297. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
22
Distinct HCPCS
2
Medicare allowed
$2,778
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 11 11 $203
36620 Insertion of artery tube for blood sampling or infusion through skin 11 11 $50

In context: peer comparison

Among 7 peers in this city , average services per provider: 47. This provider delivers 0.5× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jason Karelis's medical specialty?
Dr. Jason Karelis practices Anesthesiology Physician in Framingham, MA.
Where does Dr. Jason Karelis practice?
Dr. Jason Karelis practices at 115 Lincoln St, Framingham, MA 017026358. Office phone: 5083831000.
What is Dr. Jason Karelis's NPI?
Dr. Jason Karelis's National Provider Identifier (NPI) is 1801386297, issued by NPPES.
Does Dr. Jason Karelis accept Medicare assignment?
Yes. Dr. Jason Karelis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jason Karelis commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620). Source: CMS Medicare Physician & Other Practitioners file.