Timothy Fong, MD
NPI 1538185533 · Psychiatry Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Addiction Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Timothy Fong, MD is a Psychiatry Physician provider in Los Angeles, CA (NPI 1538185533).
Provider details
- NPI number
- 1538185533
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A70984 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
233 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 64 | $139 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 63 | $78 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 40 | $130 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 25 | $87 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 22 | $39 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 29 |
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphet Er | 26 |
| Clonazepam | 23 |
| Buprenorphine Hcl | 21 |
| Lamotrigine | 21 |
| Alprazolam | 20 |
| Gabapentin | 18 |
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphetamine |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-14
- Last updated
- 2024-07-17
- Certified
- 2024-07-17
Frequently asked questions
- What is Timothy Fong's NPI number?
- Timothy Fong's National Provider Identifier (NPI) is 1538185533, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy Fong's specialty?
- Timothy Fong is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Timothy Fong located?
- Timothy Fong's practice location on file with NPPES is 300 Ucla Medical Plz Ste 2200, Los Angeles, CA 90095-0001.
- What is Timothy Fong's phone number?
- The practice phone number listed in the NPPES registry for Timothy Fong is (310) 825-9989.
- Does Timothy Fong accept Medicare?
- Timothy Fong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Timothy Fong's NPI active?
- Yes — Timothy Fong's NPI (1538185533) is active in the NPPES registry as of the last update on 2024-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.