Mickey Nguyen, MD
NPI 1831684737 · Family Medicine Physician · Fountain Valley, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mickey Nguyen, MD is a Family Medicine Physician provider in Fountain Valley, CA (NPI 1831684737).
Provider details
- NPI number
- 1831684737
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,844 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 1,038 | $122 |
| Critical Care, First 30-74 Minutes99291 | 387 | $217 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 288 | $119 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 131 | $179 |
Typical Medicare-allowed amounts for these services range $119–$217 (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 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 31 | 31 |
| Potassium Chloride | 30 | 28 |
| Pantoprazole Sodium | 26 | 24 |
| Atorvastatin Calcium | 22 | 22 |
| Prednisone | 22 | 21 |
| Furosemide | 19 | 17 |
| Amlodipine Besylate | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-06-25
- Last updated
- 2022-07-08
- Certified
- 2022-07-08
Frequently asked questions
- What is Mickey Nguyen's NPI number?
- Mickey Nguyen's National Provider Identifier (NPI) is 1831684737, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mickey Nguyen's specialty?
- Mickey Nguyen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mickey Nguyen located?
- Mickey Nguyen's practice location on file with NPPES is 17150 Euclid St Ste 200, Fountain Valley, CA 92708-4092.
- What is Mickey Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Mickey Nguyen is (936) 900-5098.
- Does Mickey Nguyen accept Medicare?
- Mickey Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mickey Nguyen's NPI active?
- Yes — Mickey Nguyen's NPI (1831684737) is active in the NPPES registry as of the last update on 2022-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.