Doctor profile · Federal record
Dr. Nikki Greer-Collier, FNP-BC
Family Nurse Practitioner (CMS: Nurse Practitioner) · Greeneville, TN
- NPI 1144894791
- Accepts Medicare
- MIPS 74.4 / 100 · 2023
- 7 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1410 Tusculum Blvd Ste 2200
Greeneville, TN 377455822
(423) 639-0243
fax (423) 639-0628 - Mailing address
-
900 E Hill Ave Ste 230
Knoxville, TN 379152565
Credentials & registration
- NPI registered
- May 2021 — 5 yrs on file
- Profile last updated
- April 6, 2022
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- Tennessee #29410
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1144894791. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
386
Distinct HCPCS
10
Medicare allowed
$9,190
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36415 |
Insertion of needle into vein for collection of blood sample | 79 | 49 | $8 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 77 | 48 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 63 | 45 | $99 | |
80053 |
Blood test, comprehensive group of blood chemicals | 60 | 43 | $10 | |
83615 |
Lactate dehydrogenase (enzyme) level | 24 | 21 | $6 | |
96372 |
Injection of drug or substance under skin or into muscle | 21 | 15 | $11 | |
85045 |
Red blood count, automated test | 19 | 15 | $4 | |
82378 |
Carcinoembryonic antigen (cea) protein level | 17 | 17 | $19 | |
83735 |
Magnesium level | 14 | 11 | $7 | |
86300 |
Immunologic analysis for detection of tumor antigen, quantitative; ca 15-3 | 12 | 12 | $20 |
In context: peer comparison
Among 24 peers in Greeneville Family Nurse Practitioner, average services per provider: 58. This provider delivers 6.7× the peer median.Open Payments
Industry payments received
All-time total
$2,796
Transactions
85
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pfizer INC. | 9 | $263.13 | |
| Merck Sharp & Dohme LLC | 8 | $194.27 | |
| Daiichi Sankyo INC. | 8 | $188.25 | |
| Eisai INC. | 9 | $179.16 | |
| Aveo Pharmaceuticals, INC. | 3 | $153.75 | |
| AstraZeneca Pharmaceuticals Lp | 7 | $146.97 | |
| Takeda Pharmaceuticals U.S.A., INC. | 6 | $130.93 | |
| Celgene Corporation | 5 | $109.15 | |
| Genzyme Corporation | 4 | $107.17 | |
| Abbvie INC. | 4 | $98.35 | |
| Genentech USA, INC. | 5 | $92.51 | |
| Lilly USA, LLC | 5 | $92.27 | |
| Incyte Corporation | 4 | $81.86 | |
| Janssen Biotech, INC. | 4 | $79.73 | |
| GlaxoSmithKline, LLC. | 4 | $75.64 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
281
Patients
27
Total drug cost
$4,238
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Letrozole | Generic | 121 | 16 | $1,613 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 30 | 11 | $554 |
| Potassium Chloride | Generic | 26 | 0 | $715 |
| Anastrozole | Generic | 23 | 0 | $249 |
| Allopurinol | Generic | 18 | 0 | $170 |
| Furosemide | Generic | 13 | 0 | $74 |
| Ibandronate Sodium | Generic | 13 | 0 | $330 |
| Ondansetron Odt (Ondansetron) | Brand | 13 | 0 | $232 |
| Alendronate Sodium | Generic | 12 | 0 | $110 |
| Lidocaine-Prilocaine (Lidocaine/Prilocaine) | Brand | 12 | 0 | $189 |
Hospital affiliations
Frequently asked questions
What is Dr. Nikki Greer-Collier's medical specialty?
Dr. Nikki Greer-Collier practices Family Nurse Practitioner in Greeneville, TN.
Where does Dr. Nikki Greer-Collier practice?
Dr. Nikki Greer-Collier practices at 1410 Tusculum Blvd Ste 2200, Greeneville, TN 377455822. Office phone: 4236390243.
What is Dr. Nikki Greer-Collier's NPI?
Dr. Nikki Greer-Collier's National Provider Identifier (NPI) is 1144894791, issued by NPPES.
Does Dr. Nikki Greer-Collier accept Medicare assignment?
Yes. Dr. Nikki Greer-Collier accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nikki Greer-Collier commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.