Doctor profile · Federal record

Dr. Gretchen Niemioja, M.D.

Physical Medicine & Rehabilitation Physician (CMS: Physical Medicine and Rehabilitation) · Saint Paul, MN

  • NPI 1376707836
  • Accepts Medicare
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
640 Jackson St, Mail Stop 11503G
Saint Paul, MN 551012502
(651) 254-3705
fax (651) 254-3123
Mailing address
8170 33Rd Ave S, MS 21110Q
Bloomington, MN 554254516

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Profile last updated
November 27, 2024
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
208100000X — NUCC code
State license (1)
Minnesota #53426

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1376707836. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
283
Distinct HCPCS
7
Medicare allowed
$27,993
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 104 38 $74
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 49 20 $111
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 37 32 $155
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 29 29 $126
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 26 15 $48
99215 Established patient office or other outpatient visit, 40-54 minutes 21 17 $139
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 17 17 $80

In context: peer comparison

Among 10 peers in Saint Paul Physical Medicine & Rehabilitation Physician, average services per provider: 835. This provider delivers 0.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
34
Patients
0
Total drug cost
$1,594
Drug Type Claims Patients Total cost
Baclofen Generic 20 0 $1,292
Atorvastatin Calcium Generic 14 0 $302

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gretchen Niemioja's medical specialty?
Dr. Gretchen Niemioja practices Physical Medicine & Rehabilitation Physician in Saint Paul, MN.
Where does Dr. Gretchen Niemioja practice?
Dr. Gretchen Niemioja practices at 640 Jackson St, Saint Paul, MN 551012502. Office phone: 6512543705.
What is Dr. Gretchen Niemioja's NPI?
Dr. Gretchen Niemioja's National Provider Identifier (NPI) is 1376707836, issued by NPPES.
Does Dr. Gretchen Niemioja accept Medicare assignment?
Yes. Dr. Gretchen Niemioja accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gretchen Niemioja commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.