Registry data as of Aug 27, 2026

Gretta Gilliam, DNP, ARNP, FNP-C

Adult Health Nurse Practitioner · Springfield, MO

Gretta Gilliam, DNP, ARNP, FNP-C is an adult health nurse practitioner with a practice address in Springfield, Missouri, and NPI 1821297698, issued on Jul 12, 2007. Check the license (Missouri 138082, as entered in NPPES) with the Missouri board that licenses this profession; 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
1821297698
Name
Gretta Gilliam
Credential
DNP, ARNP, FNP-C
Primary taxonomy
Adult Health Nurse Practitioner 363LA2200X
License number
138082 MO
Self-reported in NPPES; status is on the state search
Practice location
1850 W Republic RD, Springfield, MO 65807
Phone
(417) 891-4800
Enumerated
Jul 12, 2007
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 1850 W Republic RD

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

  1. Tylor Bacon, AU.DAudiologist1871274233
  2. Danyelle Beltz, DOFamily Medicine Physician1851957120
  3. Kandise Buie, PHARMD, BCPSPharmacotherapy Pharmacist1235617978
  4. Christina Capps, MDInternal Medicine Physician1669891016
  5. Keith Eiche, PH.D.Clinical Psychologist1609856483
  6. Randal Hamric, MDFamily Medicine Physician1760541171

Verify Gretta Gilliam in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Missouri board licenses this profession
    Search for license 138082    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 Missouri 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.

87% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024

171 Medicare Part D claims for 22 beneficiaries, against an average of 1,291 among the 16,003 providers of this specialty who prescribed in Part D.

  1. Gretta Gilliam171
  2. Specialty average1,291

Most prescribed

  1. Lisinopril18 claims
  2. Atorvastatin Calcium15 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.

Adult Health Nurse Practitioner providers in Missouri

There are 741 adult health nurse practitioner records in Missouri.

All 741 in Missouri → Every provider in Springfield →

Other adult health nurse practitioner records in Missouri

  1. Amber Abeln, ANPJefferson City, MO1720275027
  2. Elizabeth Abernathy, N.P.Saint Louis, MO1962680264
  3. Maureen Abongo, DNPSaint Louis, MO1225819048
  4. Sammer AckermannLake Saint Louis, MO1760326425
  5. Kimberly Adams, ANPColumbia, MO1205172301
  6. Joni Ahern, NPColumbia, MO1033570205
  7. Elizabeth Aholt, ANP-CWashington, MO1568168623
  8. Laura Allen, N.P.Fenton, MO1760878839
  9. Jamie Anastas, ACNPSaint Louis, MO1174952089
  10. Taylor Anderson, AGNPSaint Louis, MO1639796899

Common questions

What is Gretta Gilliam, DNP, ARNP, FNP-C's NPI number?

Gretta Gilliam, DNP, ARNP, FNP-C's National Provider Identifier (NPI) is 1821297698, issued on Jul 12, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Gretta Gilliam, DNP, ARNP, FNP-C located?

The NPPES record lists a practice address at 1850 W Republic RD, Springfield, MO, 65807. Phone: (417) 891-4800. Providers update this record themselves, so call before visiting.

How can I verify Gretta Gilliam, DNP, ARNP, FNP-C's license?

NPPES lists Missouri license number 138082, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.

How much does Gretta Gilliam, DNP, ARNP, FNP-C prescribe under Medicare Part D?

In 2024, Gretta Gilliam, DNP, ARNP, FNP-C had 171 Medicare Part D claims for 22 beneficiaries; the average among adult health nurse practitioner prescribers was 1,291. 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.

Compiled from official public sources by the editorial process.

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.