Nikki J. Greer-Collier, FNP-BC
Family Nurse Practitioner · Greeneville, TN
Nikki J. Greer-Collier, FNP-BC is a family nurse practitioner with a practice address in Greeneville, Tennessee, and NPI 1144894791, issued on May 18, 2021. Check the license (Tennessee 29410, as entered in NPPES) with the Tennessee board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nikki J. Greer-Collier
- Credential
- FNP-BC
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 29410 TN
Self-reported in NPPES; status is on the state search - Practice location
- 1410 Tusculum Blvd Ste 2200, Greeneville, TN 37745
- Phone
- (423) 639-0243
- Enumerated
- May 18, 2021
- Record last updated
- Apr 6, 2022
- Fax
- (423) 639-0628
- Medicare enrollment
- Enrolled (PECOS I20220426002451); accepts Medicare assignment
- Medical or professional school
- East Tennessee State University Quillen College Of Medicine, 2019
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 9,060 in Tennessee → Look up another NPI →
Also registered at 1410 Tusculum Blvd Ste 2200
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Anna Leach, PAPhysician Assistant1073367751
- Lorraine Rebuck, NPNurse Practitioner1669850517
- Jeffrey Taylor, NPFamily Nurse Practitioner1518329028
Verify Nikki J. Greer-Collier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
Search for license 29410Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% fewer Medicare Part D claims than the average family nurse practitioner in 2024
536 Medicare Part D claims for 107 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 75 claims were for opioids.
Most prescribed
- Letrozole136 claims
- Hydrocodone-Acetaminophen31 claims
- Oxycodone-Acetaminophen23 claims
- Ondansetron Odt20 claims
- Gabapentin19 claims
- Prednisone19 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 76.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $2,795.62
121 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Tennessee Cancer Specialists PLLCJohnson City, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nikki J. Greer-Collier among 9,060 family nurse practitioner records in Tennessee
Nikki J. Greer-Collier, FNP-BC is one of 9,060 family nurse practitioner records with a practice address in Tennessee. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 73% of them.
- NPI issued2021 · 73% of these records are older, 22% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2019 · median 2017 among the 5,523 with a school on file
- Record last updated2022 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
86 family nurse practitioner records list a practice address in Greeneville
They are 86 of the 773 NPPES records with a practice address in Greeneville, and 9,060 family nurse practitioner records in Tennessee.
All 9,060 in Tennessee → Every provider in Greeneville → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Laura Azima, FNPGreeneville, TN 377451730320243
- Tanyelle Bellamy, FNPGreeneville, TN 377451801043120
- Sylvia Boesch-Lewis, FNP-BCGreeneville, TN 377451992946875
- Ann Espey, APNGreeneville, TN 377451073874277
- Susan Flaglor, FNPGreeneville, TN 377451851300990
- Angela Greer, NPGreeneville, TN 377451770753642
- Aimee Henley, F.N.PGreeneville, TN 377451194075374
- Leslie Henry, NPGreeneville, TN 377451780937763
Common questions
What is Nikki J. Greer-Collier, FNP-BC's NPI number?
Nikki J. Greer-Collier, FNP-BC's National Provider Identifier (NPI) is 1144894791, issued on May 18, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Nikki J. Greer-Collier, FNP-BC located?
The NPPES record lists a practice address at 1410 Tusculum Blvd Ste 2200, Greeneville, TN, 37745. Phone: (423) 639-0243. Providers update this record themselves, so call before visiting.
How can I verify Nikki J. Greer-Collier, FNP-BC's license?
NPPES lists Tennessee license number 29410, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.
How much does Nikki J. Greer-Collier, FNP-BC prescribe under Medicare Part D?
In 2024, Nikki J. Greer-Collier, FNP-BC had 536 Medicare Part D claims for 107 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Nikki J. Greer-Collier, FNP-BC's MIPS final score?
The 2023 MIPS final score is 76.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.