Registry data as of Aug 27, 2026

Lauren Gerlach, DO

Geriatric Psychiatry Physician · Ann Arbor, MI

Lauren Gerlach, DO is a geriatric psychiatry physician with a practice address in Ann Arbor, Michigan, and NPI 1720372089, issued on Jun 4, 2011. Check the license (Michigan 5101019372, as entered in NPPES) on the Michigan Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1720372089
Name
Lauren Gerlach
Credential
DO
Primary taxonomy
Geriatric Psychiatry Physician 2084P0805X
License number
5101019372 MI
Self-reported in NPPES; status is on the state search
Practice location
4260 Plymouth RD, Ann Arbor, MI 48109
Phone
(734) 764-6831
Enumerated
Jun 4, 2011
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 4260 Plymouth RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Regina Abney, MSWSocial Worker1518009877
  2. Michelle Adgate, MSWClinical Social Worker1942063235
  3. Neil Alexander, MDInternal Medicine Physician1760563118
  4. Marjorie Almeda, DOGeriatric Medicine (Internal Medicine) Physician1295740728
  5. James Baker, MDPediatrics Physician1790791952
  6. Sami Barmada, MD, PHDNeurology Physician1144247891

Verify Lauren Gerlach in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine
    Search for license 5101019372
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Michigan license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

76% fewer Medicare Part D claims than the average geriatric psychiatry physician in 2024

376 Medicare Part D claims for 56 beneficiaries, against an average of 1,586 among the 507 providers of this specialty who prescribed in Part D.

  1. Lauren Gerlach376
  2. Specialty average1,586

Most prescribed

  1. Venlafaxine Hcl Er63 claims
  2. Escitalopram Oxalate40 claims
  3. Mirtazapine40 claims
  4. Bupropion Xl27 claims
  5. Clozapine17 claims
  6. Lorazepam17 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

One hospital or facility affiliation

  1. Regents OF The University OF MichiganAnn Arbor, MI

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Geriatric Psychiatry Physician providers in Michigan

There are 24 geriatric psychiatry physician records in Michigan.

Other geriatric psychiatry physician records in Michigan

  1. Hassan Almaat, MDBloomfield Hills, MI1467418467
  2. Stephen Aronson, MDAnn Arbor, MI1215158472
  3. Govardhana Bandlamudi, MDBattle Creek, MI1316952773
  4. Albert Bayer, M.D.West Bloomfield, MI1679755979
  5. William Beecroft, MDLansing, MI1710942388
  6. Babysarojini Chirumamilla, M.DDetroit, MI1053374942
  7. Maria Choe, M.D.Ann Arbor, MI1598007007
  8. Randall Christenson, MDKentwood, MI1144253642
  9. Elizabeth Eldon, MDDetroit, MI1285758755
  10. Doree Ann Espiritu, M.D.Detroit, MI1770602104

Common questions

What is Lauren Gerlach, DO's NPI number?

Lauren Gerlach, DO's National Provider Identifier (NPI) is 1720372089, issued on Jun 4, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Lauren Gerlach, DO located?

The NPPES record lists a practice address at 4260 Plymouth RD, Ann Arbor, MI, 48109. Phone: (734) 764-6831. Providers update this record themselves, so call before visiting.

How can I verify Lauren Gerlach, DO's license?

NPPES lists Michigan license number 5101019372, as entered by the provider. Search the Michigan Board of Medicine at https://www.michigan.gov/lara/bureau-list/bpl/health/hp-lic-health-prof/medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Lauren Gerlach, DO prescribe under Medicare Part D?

In 2024, Lauren Gerlach, DO had 376 Medicare Part D claims for 56 beneficiaries; the average among geriatric psychiatry physician prescribers was 1,586. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.