NPPES file of Aug 9, 2026

Gretchen Mary Keeslar, NP

Adult Health Nurse Practitioner · Indianapolis, IN

Gretchen Mary Keeslar, NP is an adult health nurse practitioner with a practice address in Indianapolis, Indiana, and NPI 1821956855, issued on Jan 9, 2026. Check the license (Indiana 71017720A, as entered in NPPES) with the Indiana board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1821956855
Name
Gretchen Mary Keeslar
Credential
NP
Primary taxonomy
Adult Health Nurse Practitioner 363LA2200X
License numbers
71017720A IN
28182978A IN
Self-reported in NPPES; status is on the state search
Practice location
8111 S Emerson Ave Ste 105, Indianapolis, IN 46237
Phone
(317) 528-5500
Enumerated
Jan 9, 2026
Record last updated
Mar 10, 2026
Fax
(317) 528-6316
Medicare enrollment
Enrolled (PECOS I20260319002151); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest adult health nurse practitioner records → All 561 in Indiana → Look up another NPI →

Also registered at 8111 S Emerson Ave Ste 105

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

  1. Waled Bahaj, M.D.Internal Medicine Physician1316300601
  2. Samantha Levering, FNP-CNurse Practitioner1194476036
  3. Tayla Nidey, FNP-CFamily Nurse Practitioner1801699343
  4. Maxwell Stone, PHARMDOncology Pharmacist1740143213
  5. Anand Tandra, M.D.Hematology & Oncology Physician1649495854

Verify Gretchen Mary Keeslar in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Indiana board licenses this profession
    Search for license 71017720A    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
Find 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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Bills Medicare through one group practice

  1. Indiana Blood And Marrow Transplantation LLCIndianapolis, IN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Gretchen Mary Keeslar among 561 adult health nurse practitioner records in Indiana

Gretchen Mary Keeslar, NP is one of 561 adult health nurse practitioner records with a practice address in Indiana. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2026, is newer than over 99% of them.

  • NPI issued2026 · over 99% of these records are older, 0% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 55% of these records are
  • Graduated2019 · median 2012 among the 306 with a school on file
  • Record last updated2026 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Adult Health Nurse Practitioner providers in Indiana

There are 561 adult health nurse practitioner records in Indiana.

All 561 in Indiana → Every provider in Indianapolis → Adult Health Nurse Practitioner nationwide →

The 8 adult health nurse practitioner records with the nearest ZIP codes

  1. Barbara Bowers, NP-CIndianapolis, IN 462371407851033
  2. Sandra Cord, NPIndianapolis, IN 462371437440336
  3. Cheryl Davis-Land, ANPIndianapolis, IN 462371740335702
  4. Anna Ertel, RN, MSNIndianapolis, IN 462371346672714
  5. Nancy Frass, MSN ANP BCIndianapolis, IN 462371962460394
  6. Jacquiline Greenwald, APRNIndianapolis, IN 462371083008494
  7. Maria Harper, ANPIndianapolis, IN 462371235284209
  8. Lindsay Johnson-Heck, NPIndianapolis, IN 462371316099245

Common questions

What is Gretchen Mary Keeslar, NP's NPI number?

Gretchen Mary Keeslar, NP's National Provider Identifier (NPI) is 1821956855, issued on Jan 9, 2026. An NPI identifies a provider in billing; it is not a license.

Where is Gretchen Mary Keeslar, NP located?

The NPPES record lists a practice address at 8111 S Emerson Ave Ste 105, Indianapolis, IN, 46237. Phone: (317) 528-5500. Providers update this record themselves, so call before visiting.

How can I verify Gretchen Mary Keeslar, NP's license?

NPPES lists Indiana license number 71017720A, as entered by the provider. Search the Indiana board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 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.

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.