Doctor profile · Federal record
Dr. Tiffany Diep, NP
Family Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse · Pomona, CA
- NPI 1669944534
- Accepts Medicare
- 8 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
350 Vinton Ave Ste 101
Pomona, CA 917673000
(096) 205-5029
Credentials & registration
- NPI registered
- December 2018 — 8 yrs on file
- Profile last updated
- September 11, 2019
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State licenses (2)
- California #95010475 · California #95073170
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1669944534. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
264
Distinct HCPCS
5
Medicare allowed
$25,615
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 114 | 62 | $71 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 44 | 43 | $87 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 44 | 43 | $155 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 34 | 29 | $106 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 28 | 27 | $116 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 110. This provider delivers 2.4× the peer median.Frequently asked questions
What is Dr. Tiffany Diep's medical specialty?
Dr. Tiffany Diep practices Family Nurse Practitioner in Pomona, CA.
Where does Dr. Tiffany Diep practice?
Dr. Tiffany Diep practices at 350 Vinton Ave Ste 101, Pomona, CA 917673000. Office phone: 0962055029.
What is Dr. Tiffany Diep's NPI?
Dr. Tiffany Diep's National Provider Identifier (NPI) is 1669944534, issued by NPPES.
Does Dr. Tiffany Diep accept Medicare assignment?
Yes. Dr. Tiffany Diep accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tiffany Diep commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.