Doctor profile · Federal record

Dr. Cathleen Peterson-Layne, MD

Anesthesiology Physician (CMS: Anesthesiology) · Anesthesiology Physician · New Haven, CT

  • NPI 1629152517
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 28 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
20 York St
New Haven, CT 065103220
(919) 475-6443
Mailing address
333 Cedar St # Street3
New Haven, CT 065103206

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
March 20, 2023
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
Connecticut #73318 · North Carolina #2000-00112

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629152517. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
46
Distinct HCPCS
2
Medicare allowed
$4,937
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 34 34 $103
00520 Anesthesia for other closed procedure on chest 12 12 $121

In context: peer comparison

Among 69 peers in New Haven Anesthesiology Physician, average services per provider: 37. This provider delivers 1.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Cathleen Peterson-Layne's medical specialty?
Dr. Cathleen Peterson-Layne practices Anesthesiology Physician in New Haven, CT.
Where does Dr. Cathleen Peterson-Layne practice?
Dr. Cathleen Peterson-Layne practices at 20 York St, New Haven, CT 065103220. Office phone: 9194756443.
What is Dr. Cathleen Peterson-Layne's NPI?
Dr. Cathleen Peterson-Layne's National Provider Identifier (NPI) is 1629152517, issued by NPPES.
Does Dr. Cathleen Peterson-Layne accept Medicare assignment?
Yes. Dr. Cathleen Peterson-Layne accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cathleen Peterson-Layne commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for other closed procedure on chest (HCPCS 00520). Source: CMS Medicare Physician & Other Practitioners file.