NPPES file of Aug 9, 2026

Luis R. Gerstenmaier, M.D.

Endocrinology, Diabetes & Metabolism Physician · Toledo, OH

Luis R. Gerstenmaier, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Toledo, Ohio, and NPI 1528064029, issued on Jun 21, 2005. Check the license (Ohio 35036136, as entered in NPPES) on the State Medical Board of Ohio; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1528064029
Name
Luis R. Gerstenmaier
Credential
M.D.
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License number
35036136 OH
Self-reported in NPPES; status is on the state search
Practice location
3140 W Central Ave, Toledo, OH 43606
Phone
(419) 537-5111
Enumerated
Jun 21, 2005
Record last updated
Jul 13, 2026
Fax
(419) 537-5131
Medicaid ID
0234295 OH
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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8 nearest endocrinology, diabetes & metabolism physician records → All 352 in Ohio → Look up another NPI →

Also registered at 3140 W Central Ave

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

  1. Jyoti Chakravarty, M.D.Endocrinology, Diabetes & Metabolism Physician1740286236
  2. Deborah KarlRegistered Dietitian1164504445

Verify Luis R. Gerstenmaier in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of Ohio
    Search for license 35036136    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 Ohio 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.

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Luis R. Gerstenmaier among 352 endocrinology, diabetes & metabolism physician records in Ohio

Luis R. Gerstenmaier, M.D. is one of 352 endocrinology, diabetes & metabolism physician records with a practice address in Ohio. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 91% newer
  • In a Medicare fileNo · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 72% of these records are
  • Record last updated2026 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in Ohio

There are 352 endocrinology, diabetes & metabolism physician records in Ohio. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 352 in Ohio → Every provider in Toledo → Endocrinology, Diabetes & Metabolism Physician nationwide →

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Abdul-Badi Abou-Samra, M.D., PH.D.Toledo, OH 436061932195203
  2. Richard Beham, M.D.Toledo, OH 436061568468023
  3. Aparna Brown, M.D.Toledo, OH 436061174570337
  4. Jyoti Chakravarty, M.D.Toledo, OH 436061740286236
  5. Abby Grisham, LSWToledo, OH 436061821535568
  6. Guillermo Guardia Gonzales, MDToledo, OH 436061902866387
  7. Bhaskar Gundabolu, M.D.Toledo, OH 436061346458767
  8. Gurbir HeharToledo, OH 436061952985830

Common questions

What is Luis R. Gerstenmaier, M.D.'s NPI number?

Luis R. Gerstenmaier, M.D.'s National Provider Identifier (NPI) is 1528064029, issued on Jun 21, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Luis R. Gerstenmaier, M.D. located?

The NPPES record lists a practice address at 3140 W Central Ave, Toledo, OH, 43606. Phone: (419) 537-5111. Providers update this record themselves, so call before visiting.

How can I verify Luis R. Gerstenmaier, M.D.'s license?

NPPES lists Ohio license number 35036136, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.