Doctor profile · Federal record
Dr. Kevin Khai Tieu, MD
Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Fountain Valley, CA
- NPI 1154397768
- 26 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
16543 Brookhurst St
Fountain Valley, CA 927082343
(714) 418-9749
fax (714) 418-1047 - Mailing address
-
16144 Gallatin St
Fountain Valley, CA 927081440
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- May 30, 2019
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 207V00000X — NUCC code
- State license (1)
- California #A77268
- Medicaid
- CA #2012536
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1154397768. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
439
Distinct HCPCS
9
Medicare allowed
$51,214
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 153 | 118 | $94 | |
76857 |
Limited ultrasound scan of pelvis | 94 | 72 | $52 | |
G0101 |
Cervical or vaginal cancer screening; pelvic and clinical breast examination | 44 | 44 | $41 | |
Q0091 |
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 38 | 33 | $46 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 30 | 30 | $116 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 29 | 26 | $132 | |
36415 |
Insertion of needle into vein for collection of blood sample | 21 | 19 | $8 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 18 | 18 | $171 | |
58558 |
Biopsy of lining of uterus and/or removal of polyp using an endoscope | 12 | 12 | $1,492 |
In context: peer comparison
Among 3 peers in Fountain Valley Obstetrics & Gynecology Physician, average services per provider: 33. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$8,891
Transactions
68
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Exeltis, USA INC. | 8 | $7,387.05 | |
| Sumitomo Pharma America, INC. | 21 | $393.65 | |
| Astellas Pharma US INC | 8 | $326.05 | |
| Pfizer INC. | 11 | $154.45 | |
| Leo Pharma INC. | 1 | $121.15 | |
| Lilly USA, LLC | 1 | $116.75 | |
| Millicent US INC | 4 | $87.28 | |
| Aspira Women's Health INC | 3 | $51.98 | |
| CooperSurgical, INC. | 2 | $48.42 | |
| Xeris Pharmaceuticals, INC. | 2 | $45.80 | |
| Dexcom, INC. | 2 | $45.56 | |
| Evofem Biosciences, INC. | 2 | $38.38 | |
| Mayne Pharma Commercial LLC | 1 | $31.53 | |
| Abbvie INC. | 1 | $23.47 | |
| Agile Therapeutics, INC. | 1 | $19.48 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
438
Patients
266
Total drug cost
$63,955
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Estradiol | Generic | 197 | 101 | $23,986 |
| Premarin (Estrogens, Conjugated) | Brand | 53 | 29 | $23,999 |
| Clotrimazole-Betamethasone (Clotrimazole/Betamethasone Dip) | Brand | 42 | 31 | $1,470 |
| Imvexxy (Estradiol) | Brand | 29 | 11 | $10,731 |
| Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) | Brand | 23 | 20 | $388 |
| Misoprostol | Generic | 21 | 20 | $25 |
| Fluconazole | Generic | 20 | 16 | $161 |
| Ibuprofen | Generic | 17 | 15 | $78 |
| Metronidazole | Generic | 13 | 12 | $366 |
| Ciprofloxacin Hcl | Generic | 12 | 11 | $146 |
Frequently asked questions
What is Dr. Kevin Khai Tieu's medical specialty?
Dr. Kevin Khai Tieu practices Obstetrics & Gynecology Physician in Fountain Valley, CA.
Where does Dr. Kevin Khai Tieu practice?
Dr. Kevin Khai Tieu practices at 16543 Brookhurst St, Fountain Valley, CA 927082343. Office phone: 7144189749.
What is Dr. Kevin Khai Tieu's NPI?
Dr. Kevin Khai Tieu's National Provider Identifier (NPI) is 1154397768, issued by NPPES.
Does Dr. Kevin Khai Tieu accept Medicare assignment?
Dr. Kevin Khai Tieu does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Kevin Khai Tieu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Limited ultrasound scan of pelvis (HCPCS 76857); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101). Source: CMS Medicare Physician & Other Practitioners file.