Doctor profile · Federal record

Dr. Gerard Mathelier, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Anesthesiology Physician · Baltimore, MD

  • NPI 1497149686
  • MIPS 74.4 / 100 · 2023
  • 11 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
4940 Eastern Ave
Baltimore, MD 212242735
(410) 550-0942
fax (410) 550-0443
Additional location
500 Winderley Pl Ste 115
Maitland, FL 327517406
(407) 581-9180
fax (865) 560-7066
Additional location
5530 Wisconsin Ave
Chevy Chase, MD 208154404
(301) 718-9800
Mailing address
6201 Greenleigh Ave
Middle River, MD 212202004

Credentials & registration

NPPES · NUCC
NPI registered
March 2015 — 11 yrs on file
Profile last updated
July 7, 2021
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
Maryland #D0089501 · Florida #ME140158
Medicaid
MD #1497149686

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1497149686. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
106
Distinct HCPCS
7
Medicare allowed
$13,345
HCPCS Description Services Patients Avg allowed
00812 Anesthesia for exam of colon using an endoscope 17 17 $78
00813 Anesthesia for procedure on small and large bowel using an endoscope 16 15 $103
01810 Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand 16 16 $112
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 15 15 $98
01402 Anesthesia for procedure for total knee joint replacement 15 15 $325
00811 Anesthesia for other procedure on large bowel using an endoscope 14 14 $100
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 13 13 $65

In context: peer comparison

Among 149 peers in Baltimore Anesthesiology Physician, average services per provider: 29. This provider delivers 3.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Gerard Mathelier's medical specialty?
Dr. Gerard Mathelier practices Anesthesiology Physician in Baltimore, MD.
Where does Dr. Gerard Mathelier practice?
Dr. Gerard Mathelier practices at 4940 Eastern Ave, Baltimore, MD 212242735. Office phone: 4105500942.
What is Dr. Gerard Mathelier's NPI?
Dr. Gerard Mathelier's National Provider Identifier (NPI) is 1497149686, issued by NPPES.
Does Dr. Gerard Mathelier accept Medicare assignment?
Dr. Gerard Mathelier does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Gerard Mathelier commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for exam of colon using an endoscope (HCPCS 00812); Anesthesia for procedure on small and large bowel using an endoscope (HCPCS 00813); Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand (HCPCS 01810). Source: CMS Medicare Physician & Other Practitioners file.