Quynh Hoang, M.D.
NPI 1891010161 · Internal Medicine Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Quynh Hoang, M.D. is a Internal Medicine Physician provider in San Diego, CA (NPI 1891010161).
Provider details
- NPI number
- 1891010161
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 268611 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
602 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 295 | $213 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 261 | $120 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 46 | $176 |
Typical Medicare-allowed amounts for these services range $120–$213 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (1)
- 301 Prospect AvenueSyracuse, NY 13203Phone: (315) 448-5111Fax: (315) 703-5079
Registry dates
- Enumerated
- 2010-03-30
- Last updated
- 2018-03-17
Frequently asked questions
- What is Quynh Hoang's NPI number?
- Quynh Hoang's National Provider Identifier (NPI) is 1891010161, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Quynh Hoang's specialty?
- Quynh Hoang is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Quynh Hoang located?
- Quynh Hoang's practice location on file with NPPES is 4077 5th Ave, San Diego, CA 92103-2105.
- What is Quynh Hoang's phone number?
- The practice phone number listed in the NPPES registry for Quynh Hoang is (619) 294-8111.
- Does Quynh Hoang accept Medicare?
- Quynh Hoang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Quynh Hoang's NPI active?
- Yes — Quynh Hoang's NPI (1891010161) is active in the NPPES registry as of the last update on 2018-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.