Doctor profile · Federal record

Dr. Cordelia Nason, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Winchester, MA

  • NPI 1477679645
  • Accepts Medicare
  • 20 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
41 Highland Ave
Winchester, MA 018901446
(781) 756-7243

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
April 2, 2012
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Massachusetts #234488

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477679645. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
93
Distinct HCPCS
4
Medicare allowed
$20,566
HCPCS Description Services Patients Avg allowed
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 32 30 $62
01402 Anesthesia for procedure for total knee joint replacement 30 29 $361
01810 Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand 16 15 $118
01214 Anesthesia for total hip replacement 15 15 $389

In context: peer comparison

Among 4 peers in Winchester Anesthesiology Physician, average services per provider: 18. This provider delivers 5.2× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Cordelia Nason's medical specialty?
Dr. Cordelia Nason practices Anesthesiology Physician in Winchester, MA.
Where does Dr. Cordelia Nason practice?
Dr. Cordelia Nason practices at 41 Highland Ave, Winchester, MA 018901446. Office phone: 7817567243.
What is Dr. Cordelia Nason's NPI?
Dr. Cordelia Nason's National Provider Identifier (NPI) is 1477679645, issued by NPPES.
Does Dr. Cordelia Nason accept Medicare assignment?
Yes. Dr. Cordelia Nason accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cordelia Nason commonly perform?
Top Medicare-reported procedures in 2023: Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447); Anesthesia for procedure for total knee joint replacement (HCPCS 01402); Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand (HCPCS 01810). Source: CMS Medicare Physician & Other Practitioners file.