Doctor profile · Federal record
Dr. Gary Duncan, M.D.
Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Frisco, TX
- NPI 1043342678
- Accepts Medicare
- 45 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
2840 Legacy Dr, Suite #300
Frisco, TX 750346049
(972) 867-8181
Credentials & registration
- NPI registered
- March 2007 — 19 yrs on file
- Profile last updated
- March 13, 2017
- Year of graduation
- 1981 — 45 yrs since
- Specialty taxonomy
- 207V00000X — NUCC code
- State license (1)
- Texas #F9381
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1043342678. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
185
Distinct HCPCS
4
Medicare allowed
$10,189
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 67 | 63 | $88 | |
G0101 |
Cervical or vaginal cancer screening; pelvic and clinical breast examination | 53 | 53 | $38 | |
Q0091 |
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 53 | 53 | $42 | |
81002 |
Urinalysis, manual test | 12 | 12 | $3 |
In context: peer comparison
Among 6 peers in Frisco Obstetrics & Gynecology Physician, average services per provider: 30. This provider delivers 6.2× the peer median.Open Payments
Industry payments received
All-time total
$478
Transactions
14
Manufacturers
12
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Mimedx Group, INC. | 1 | $200.00 | |
| Pfizer INC. | 3 | $64.35 | |
| Hologic Sales and Service, LLC | 1 | $34.15 | |
| Abbvie INC. | 1 | $30.22 | |
| Millicent US INC | 1 | $23.83 | |
| Baxter Healthcare | 1 | $23.52 | |
| Meditrina | 1 | $21.53 | |
| Sage Therapeutics, INC. | 1 | $19.90 | |
| Organon LLC | 1 | $17.99 | |
| Mayne Pharma Commercial LLC | 1 | $15.55 | |
| Minerva Surgical, INC | 1 | $13.85 | |
| Exact Sciences Corporation | 1 | $13.50 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
265
Patients
42
Total drug cost
$21,727
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Estradiol | Generic | 105 | 42 | $6,210 |
| Premarin (Estrogens, Conjugated) | Brand | 42 | 0 | $13,833 |
| Medroxyprogesterone Acetate | Generic | 34 | 0 | $831 |
| Zolpidem Tartrate | Generic | 30 | 0 | $228 |
| Alprazolam | Generic | 16 | 0 | $58 |
| Alendronate Sodium | Generic | 15 | 0 | $172 |
| Valacyclovir (Valacyclovir Hcl) | Brand | 12 | 0 | $301 |
| Sertraline Hcl | Generic | 11 | 0 | $94 |
Hospital affiliations
Frequently asked questions
What is Dr. Gary Duncan's medical specialty?
Dr. Gary Duncan practices Obstetrics & Gynecology Physician in Frisco, TX.
Where does Dr. Gary Duncan practice?
Dr. Gary Duncan practices at 2840 Legacy Dr, Frisco, TX 750346049. Office phone: 9728678181.
What is Dr. Gary Duncan's NPI?
Dr. Gary Duncan's National Provider Identifier (NPI) is 1043342678, issued by NPPES.
Does Dr. Gary Duncan accept Medicare assignment?
Yes. Dr. Gary Duncan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gary Duncan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (HCPCS Q0091). Source: CMS Medicare Physician & Other Practitioners file.