Doctor profile · Federal record

Dr. Rachel Thiem, M.D

Psychiatry Physician (CMS: Psychiatry) · Detroit, MI

  • NPI 1992199194
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2799 W Grand Blvd
Detroit, MI 482022608
(313) 916-2600
Mailing address
4448 Oakbridge Dr
Flint, MI 485325484

Credentials & registration

NPPES · NUCC
NPI registered
March 2015 — 11 yrs on file
Profile last updated
June 4, 2019
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Michigan #4301116882

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992199194. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
252
Distinct HCPCS
4
Medicare allowed
$21,538
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 180 46 $76
99238 Hospital discharge day management, 30 minutes or less 36 28 $78
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 23 17 $126
90792 Psychiatric diagnostic evaluation with medical services 13 13 $159

In context: peer comparison

Among 35 peers in this city , average services per provider: 160. This provider delivers 1.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
465
Patients
43
Total drug cost
$124,557
Drug Type Claims Patients Total cost
Bupropion Xl (Bupropion Hcl) Brand 62 0 $928
Quetiapine Fumarate Generic 61 12 $1,969
Lamotrigine Generic 54 0 $536
Trazodone Hcl Generic 45 18 $403
Gabapentin Generic 40 13 $372
Lorazepam Generic 31 0 $346
Prazosin Hcl Generic 28 0 $1,312
Duloxetine Hcl Generic 25 0 $1,336
Clozapine Generic 22 0 $1,235
Bupropion Hcl Sr (Bupropion Hcl) Brand 19 0 $390

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Rachel Thiem's medical specialty?
Dr. Rachel Thiem practices Psychiatry Physician in Detroit, MI.
Where does Dr. Rachel Thiem practice?
Dr. Rachel Thiem practices at 2799 W Grand Blvd, Detroit, MI 482022608. Office phone: 3139162600.
What is Dr. Rachel Thiem's NPI?
Dr. Rachel Thiem's National Provider Identifier (NPI) is 1992199194, issued by NPPES.
Does Dr. Rachel Thiem accept Medicare assignment?
Yes. Dr. Rachel Thiem accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rachel Thiem commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99238); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.