NPPES file of Aug 9, 2026

Tiffany L. Greiman, NP

Nurse Practitioner · Quincy, IL

Tiffany L. Greiman, NP is a nurse practitioner with a practice address in Quincy, Illinois, and NPI 1225583388, issued on Aug 18, 2016. Check the license (Illinois 209014633, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1225583388
Name
Tiffany L. Greiman
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
209014633 IL
Self-reported in NPPES; status is on the state search
Practice location
1025 Maine St, Quincy, IL 62301
Phone
(217) 222-6550
Enumerated
Aug 18, 2016
Record last updated
Sep 19, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20160914000048); 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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Also registered at 1025 Maine St

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

  1. Daniel Acosta Bowen, MDFamily Medicine Physician1528790920
  2. Amanda Adams, OTOccupational Therapist1205038213
  3. Erin Adams, MOTR/LOccupational Therapist1144453416
  4. Tawny Allen, DOFamily Medicine Physician1255319844
  5. Dana Altman, DOFamily Medicine Physician1043298532
  6. Halley Anderson, DOGeriatric Medicine (Family Medicine) Physician1427495803

Verify Tiffany L. Greiman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 209014633
    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 Illinois 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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2.7 times the Medicare Part D claims of the average nurse practitioner in 2024

2,968 Medicare Part D claims for 226 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 263 claims were for opioids.

  1. Tiffany Greiman2,968
  2. Specialty average1,109

Most prescribed

  1. Furosemide208 claims
  2. Potassium Chloride167 claims
  3. Gabapentin143 claims
  4. Sertraline Hcl138 claims
  5. Escitalopram Oxalate118 claims
  6. Prednisone87 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.

Bills Medicare through one group practice

  1. Quincy Physicians And Surgeons Clinic, PLLCQuincy, IL

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

Tiffany L. Greiman among 4,892 nurse practitioner records in Illinois

Tiffany L. Greiman, NP is one of 4,892 nurse practitioner records with a practice address in Illinois. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 36% of them.

  • NPI issued2016 · 36% of these records are older, 58% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2016 · median 2018 among the 3,389 with a school on file
  • Record last updated2016 · 36% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

28 nurse practitioner records list a practice address in Quincy

They are 28 of the 1,336 NPPES records with a practice address in Quincy, and 4,892 nurse practitioner records in Illinois.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Teresa Allensworth, CNPQuincy, IL 623011992989214
  2. Glenda Brown, NPQuincy, IL 623011023086527
  3. Linda Hageman, NPQuincy, IL 623011659345288
  4. Lisa Knuffman, CNPQuincy, IL 623011609000439
  5. Peggy Miracle, NPQuincy, IL 623011326011248
  6. Joni Ourth-Finlay, NPQuincy, IL 623011912970831
  7. Jane Peterson, NPQuincy, IL 623011497729883
  8. Kelly Rife, NPQuincy, IL 623011942273883

Common questions

What is Tiffany L. Greiman, NP's NPI number?

Tiffany L. Greiman, NP's National Provider Identifier (NPI) is 1225583388, issued on Aug 18, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Tiffany L. Greiman, NP located?

The NPPES record lists a practice address at 1025 Maine St, Quincy, IL, 62301. Phone: (217) 222-6550. Providers update this record themselves, so call before visiting.

How can I verify Tiffany L. Greiman, NP's license?

NPPES lists Illinois license number 209014633, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Tiffany L. Greiman, NP prescribe under Medicare Part D?

In 2024, Tiffany L. Greiman, NP had 2,968 Medicare Part D claims for 226 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions 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.

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.