Doctor profile · Federal record

Dr. Lauren Gerlach, DO

Geriatric Psychiatry Physician (CMS: Psychiatry) · Ann Arbor, MI

  • NPI 1720372089
  • Accepts Medicare
  • 15 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4260 Plymouth RD
Ann Arbor, MI 481092700
(734) 764-6831
Mailing address
3621 S State St
Ann Arbor, MI 481081633

Credentials & registration

NPPES · NUCC
NPI registered
June 2011 — 15 yrs on file
Profile last updated
April 27, 2021
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
2084P0805X — NUCC code
State license (1)
Michigan #5101019372

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720372089. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
307
Distinct HCPCS
9
Medicare allowed
$29,735
HCPCS Description Services Patients Avg allowed
90833 Psychotherapy with evaluation and management visit, 30 minutes 50 30 $62
99215 Established patient office or other outpatient visit, 40-54 minutes 47 30 $145
99215 Established patient office or other outpatient visit, 40-54 minutes 45 23 $146
90785 Psychiatric services complicated by communication factor 34 19 $13
99214 Established patient office or other outpatient visit, 30-39 minutes 34 26 $99
99214 Established patient office or other outpatient visit, 30-39 minutes 32 26 $99
90833 Psychotherapy with evaluation and management visit, 30 minutes 26 21 $62
99442 Telephone medical discussion with physician, 11-20 minutes 22 14 $67
99205 New patient office or other outpatient visit, 60-74 minutes 17 17 $185

In context: peer comparison

Among 2 peers in Ann Arbor Geriatric Psychiatry Physician, average services per provider: 29. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
381
Patients
38
Total drug cost
$12,977
Drug Type Claims Patients Total cost
Venlafaxine Hcl ER (Venlafaxine Hcl) Brand 52 0 $1,654
Escitalopram Oxalate Generic 45 13 $810
Mirtazapine Generic 41 13 $2,296
Bupropion Xl (Bupropion Hcl) Brand 29 0 $894
Donepezil Hcl Generic 27 0 $423
Sertraline Hcl Generic 27 12 $537
Clozapine Generic 23 0 $2,556
Quetiapine Fumarate Generic 23 0 $1,016
Lorazepam Generic 22 0 $327
Nortriptyline Hcl Generic 20 0 $296

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lauren Gerlach's medical specialty?
Dr. Lauren Gerlach practices Geriatric Psychiatry Physician in Ann Arbor, MI.
Where does Dr. Lauren Gerlach practice?
Dr. Lauren Gerlach practices at 4260 Plymouth RD, Ann Arbor, MI 481092700. Office phone: 7347646831.
What is Dr. Lauren Gerlach's NPI?
Dr. Lauren Gerlach's National Provider Identifier (NPI) is 1720372089, issued by NPPES.
Does Dr. Lauren Gerlach accept Medicare assignment?
Yes. Dr. Lauren Gerlach accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lauren Gerlach commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy with evaluation and management visit (HCPCS 90833); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.