Doctor profile · Federal record
Dr. Gay Parker, ARNP
Family Nurse Practitioner (CMS: Nurse Practitioner) · Muskogee, OK
- NPI 1104992536
- Accepts Medicare
- 20 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
3300 Chandler RD, Suite 105
Muskogee, OK 744034957
(918) 681-3333
fax (918) 681-3336
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- February 3, 2017
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- Oklahoma #R0062703
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1104992536. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,107
Distinct HCPCS
7
Medicare allowed
$47,318
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 448 | 173 | $71 | |
36415 |
Insertion of needle into vein for collection of blood sample | 425 | 159 | $3 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 109 | 109 | $102 | |
90471 |
Administration of vaccine | 39 | 39 | $16 | |
90688 |
Influenza vaccine, quadrivalent, 0.5 ml dosage | 39 | 39 | $20 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 34 | 30 | $44 | |
81002 |
Urinalysis, manual test | 13 | 11 | $3 |
In context: peer comparison
Among 10 peers in Muskogee Family Nurse Practitioner, average services per provider: 106. This provider delivers 10× the peer median.Open Payments
Industry payments received
All-time total
$730
Transactions
45
Manufacturers
10
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 8 | $235.55 | |
| Abbvie INC. | 21 | $166.47 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 4 | $95.08 | |
| Otsuka America Pharmaceutical, INC. | 4 | $76.82 | |
| Lilly USA, LLC | 3 | $42.13 | |
| Vanda Pharmaceuticals INC. | 1 | $29.88 | |
| GlaxoSmithKline, LLC. | 1 | $27.73 | |
| Phathom Pharmaceuticals, INC. | 1 | $22.91 | |
| Antares Pharma, INC. | 1 | $16.72 | |
| Lundbeck LLC | 1 | $16.40 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,585
Patients
351
Total drug cost
$24,048
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 278 | 61 | $3,413 |
| Amlodipine Besylate | Generic | 134 | 28 | $1,029 |
| Alprazolam | Generic | 117 | 11 | $1,337 |
| Pravastatin Sodium | Generic | 110 | 34 | $2,645 |
| Atorvastatin Calcium | Generic | 109 | 26 | $1,598 |
| Metformin Hcl | Generic | 106 | 26 | $1,243 |
| Metoprolol Tartrate | Generic | 92 | 17 | $508 |
| Hydrochlorothiazide | Generic | 91 | 23 | $229 |
| Rosuvastatin Calcium | Generic | 87 | 20 | $2,887 |
| Losartan Potassium | Generic | 82 | 23 | $948 |
Hospital affiliations
Frequently asked questions
What is Dr. Gay Parker's medical specialty?
Dr. Gay Parker practices Family Nurse Practitioner in Muskogee, OK.
Where does Dr. Gay Parker practice?
Dr. Gay Parker practices at 3300 Chandler RD, Muskogee, OK 744034957. Office phone: 9186813333.
What is Dr. Gay Parker's NPI?
Dr. Gay Parker's National Provider Identifier (NPI) is 1104992536, issued by NPPES.
Does Dr. Gay Parker accept Medicare assignment?
Yes. Dr. Gay Parker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gay Parker commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.