Joseph Nguyen, D.O.
NPI 1710209622 · Family Medicine Physician · Garden Grove, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Nguyen, D.O. is a Family Medicine Physician provider in Garden Grove, CA (NPI 1710209622).
Provider details
- NPI number
- 1710209622
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 20A11023 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
205 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 116 | $98 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 72 | $137 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 17 | $141 |
Typical Medicare-allowed amounts for these services range $98–$141 (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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 105 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 313 | 113 |
| Amlodipine Besylate | 205 | 71 |
| Losartan Potassium | 171 | 58 |
| Tamsulosin Hcl | 167 | 60 |
| Lisinopril | 124 | 43 |
| Fluticasone Propionate | 113 | 50 |
| Levothyroxine Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$180 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 2720 S Bristol StSanta Ana, CA 92704-6207Phone: (888) 499-9303
Registry dates
- Enumerated
- 2010-02-18
- Last updated
- 2025-04-02
- Certified
- 2025-04-02
Frequently asked questions
- What is Joseph Nguyen's NPI number?
- Joseph Nguyen's National Provider Identifier (NPI) is 1710209622, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Nguyen's specialty?
- Joseph Nguyen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Nguyen located?
- Joseph Nguyen's practice location on file with NPPES is 12942 Harbor Blvd, Garden Grove, CA 92840-5809.
- What is Joseph Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Joseph Nguyen is (714) 618-9540.
- Does Joseph Nguyen accept Medicare?
- Joseph Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Nguyen's NPI active?
- Yes — Joseph Nguyen's NPI (1710209622) is active in the NPPES registry as of the last update on 2025-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.