Stephen Huynh, DO
NPI 1093206633 · Family Medicine Physician · Los Gatos, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Huynh, DO is a Family Medicine Physician provider in Los Gatos, CA (NPI 1093206633).
Provider details
- NPI number
- 1093206633
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 20A17815 (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
8 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
792 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 | 376 | $154 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 172 | $110 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 80 | $155 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 66 | $200 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 32 | $134 |
| Administration of Influenza Virus Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 54 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 216 | 95 |
| Amlodipine Besylate | 209 | 98 |
| Rosuvastatin Calcium | 125 | 68 |
| Lisinopril | 109 | 50 |
| Levothyroxine Sodium | 103 | 49 |
| Losartan Potassium | 100 | 57 |
| Hydrochlorothiazide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-05-18
- Last updated
- 2021-06-11
- Certified
- 2021-06-11
Frequently asked questions
- What is Stephen Huynh's NPI number?
- Stephen Huynh's National Provider Identifier (NPI) is 1093206633, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Huynh's specialty?
- Stephen Huynh is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Huynh located?
- Stephen Huynh's practice location on file with NPPES is 15425 Los Gatos Blvd Ste 120, Los Gatos, CA 95032-2541.
- What is Stephen Huynh's phone number?
- The practice phone number listed in the NPPES registry for Stephen Huynh is (408) 340-5700.
- Does Stephen Huynh accept Medicare?
- Stephen Huynh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Huynh's NPI active?
- Yes — Stephen Huynh's NPI (1093206633) is active in the NPPES registry as of the last update on 2021-06-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.