Doctor profile · Federal record

Dr. Kerstin Calia, MD

Hospitalist Physician (CMS: Internal Medicine) · Internal Medicine Physician · Infectious Disease Physician · New Haven, CT

  • NPI 1386627503
  • Accepts Medicare
  • MIPS 84.3 / 100 · 2023
  • 37 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
20 York St Cb-2041
New Haven, CT 06504
(203) 688-4748
fax (203) 688-4740

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
April 29, 2015
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Connecticut #040953

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386627503. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
276
Distinct HCPCS
3
Medicare allowed
$29,600
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 116 64 $123
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 102 65 $83
99239 Hospital discharge day management, more than 30 minutes 58 57 $118

In context: peer comparison

Among 59 peers in this city , average services per provider: 74. This provider delivers 3.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Kerstin Calia's medical specialty?
Dr. Kerstin Calia practices Hospitalist Physician in New Haven, CT.
Where does Dr. Kerstin Calia practice?
Dr. Kerstin Calia practices at 20 York St Cb-2041, New Haven, CT 06504. Office phone: 2036884748.
What is Dr. Kerstin Calia's NPI?
Dr. Kerstin Calia's National Provider Identifier (NPI) is 1386627503, issued by NPPES.
Does Dr. Kerstin Calia accept Medicare assignment?
Yes. Dr. Kerstin Calia accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kerstin Calia commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.