NPPES file of Aug 9, 2026

Thomas H. Greist, M.D.

Family Medicine Physician · Indianapolis, IN

Thomas H. Greist, M.D. is a family medicine physician with a practice address in Indianapolis, Indiana, and NPI 1700826591, issued on Jun 8, 2006. Check the license (Indiana 01026244, as entered in NPPES) on the Medical Licensing Board of Indiana; 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
1700826591
Name
Thomas H. Greist
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
01026244 IN
Self-reported in NPPES; status is on the state search
Practice location
4880 Century Plaza RD, Indianapolis, IN 46254
Phone
(317) 216-2700
Enumerated
Jun 8, 2006
Record last updated
Oct 23, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(317) 216-2555
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 4880 Century Plaza RD

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

  1. Peter Carey, M.D.Family Medicine Physician1366784266
  2. Jeffrey Couture, M.D.Internal Medicine Physician1336185115
  3. Jyoti Das, RPHPharmacist1346357787
  4. Lawrence Degan, MDFamily Medicine Physician1205919545
  5. Patrick Foley, MDFamily Medicine Physician1023103306
  6. Martin Kane, DOFamily Medicine Physician1881955292

Verify Thomas H. Greist in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Licensing Board of Indiana
    Search for license 01026244
    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 Indiana 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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Thomas H. Greist among 3,506 family medicine physician records in Indiana

Thomas H. Greist, M.D. is one of 3,506 family medicine physician records with a practice address in Indiana. 81% 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 2006, is newer than 19% of them.

  • NPI issued2006 · 19% of these records are older, 46% newer
  • In a Medicare fileNo · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2007 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

569 family medicine physician records list a practice address in Indianapolis

They are 569 of the 30,493 NPPES records with a practice address in Indianapolis, and 3,506 family medicine physician records in Indiana. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 family medicine physician records with the nearest ZIP codes

  1. Thomas Dascoli, M.D.Indianapolis, IN 462541922049360
  2. Patrick Foley, MDIndianapolis, IN 462541023103306
  3. Holly Hendrickson, MDIndianapolis, IN 462541699733592
  4. Jeffrey Henney, M.D.Indianapolis, IN 462541578592234
  5. Vipin Jain, M.D.Indianapolis, IN 462541801849112
  6. Terry Mandel, DOIndianapolis, IN 462541568475754
  7. P McFadden Lewis, D.O.Indianapolis, IN 462541346266277
  8. Gregory Oliver, D.O.Indianapolis, IN 462541285638254

Common questions

What is Thomas H. Greist, M.D.'s NPI number?

Thomas H. Greist, M.D.'s National Provider Identifier (NPI) is 1700826591, issued on Jun 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Thomas H. Greist, M.D. located?

The NPPES record lists a practice address at 4880 Century Plaza RD, Indianapolis, IN, 46254. Phone: (317) 216-2700. Providers update this record themselves, so call before visiting.

How can I verify Thomas H. Greist, M.D.'s license?

NPPES lists Indiana license number 01026244, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. 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.

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.