Doctor profile · Federal record

Dr. Nils Petersen, M.D.

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

  • NPI 1962644872
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 22 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
15 York St, Llci 1000C
New Haven, CT 065103221
(203) 737-2051
Mailing address
100 Golden Hill Dr
Guilford, CT 064372198

Credentials & registration

NPPES · NUCC
NPI registered
March 2009 — 17 yrs on file
Profile last updated
October 23, 2019
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
Connecticut #53381

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1962644872. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
87
Distinct HCPCS
3
Medicare allowed
$15,322
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 43 16 $225
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 33 22 $126
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 11 11 $137

In context: peer comparison

Among 28 peers in New Haven Neurology Physician, average services per provider: 52. This provider delivers 1.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Nils Petersen's medical specialty?
Dr. Nils Petersen practices Neurology Physician in New Haven, CT.
Where does Dr. Nils Petersen practice?
Dr. Nils Petersen practices at 15 York St, New Haven, CT 065103221. Office phone: 2037372051.
What is Dr. Nils Petersen's NPI?
Dr. Nils Petersen's National Provider Identifier (NPI) is 1962644872, issued by NPPES.
Does Dr. Nils Petersen accept Medicare assignment?
Yes. Dr. Nils Petersen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nils Petersen commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.