Doctor profile · Federal record

Dr. Eric Mortensen, MD

Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Farmington, CT

  • NPI 1538170311
  • Accepts Medicare
  • MIPS 75.2 / 100 · 2023
  • 30 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
263 Farmington Ave
Farmington, CT 060300001
(860) 679-4477
fax (860) 679-0121

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
September 28, 2022
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Connecticut #0055864 · Texas #L5058

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538170311. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
148
Distinct HCPCS
6
Medicare allowed
$15,457
HCPCS Description Services Patients Avg allowed
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 26 19 $162
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 25 16 $125
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 25 17 $113
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 24 13 $52
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 24 16 $83
99238 Hospital discharge day management, 30 minutes or less 24 23 $85

In context: peer comparison

Among 33 peers in this city , average services per provider: 60. This provider delivers 2.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Eric Mortensen's medical specialty?
Dr. Eric Mortensen practices Internal Medicine Physician in Farmington, CT.
Where does Dr. Eric Mortensen practice?
Dr. Eric Mortensen practices at 263 Farmington Ave, Farmington, CT 060300001. Office phone: 8606794477.
What is Dr. Eric Mortensen's NPI?
Dr. Eric Mortensen's National Provider Identifier (NPI) is 1538170311, issued by NPPES.
Does Dr. Eric Mortensen accept Medicare assignment?
Yes. Dr. Eric Mortensen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Eric Mortensen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with high level of medical decision making (HCPCS 99310); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309). Source: CMS Medicare Physician & Other Practitioners file.