Kevin Nguyen, M.D.
NPI 1598739203 · Family Medicine Physician · Menifee, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kevin Nguyen, M.D. is a Family Medicine Physician provider in Menifee, CA (NPI 1598739203).
Provider details
- NPI number
- 1598739203
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A86874 (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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
550 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 307 | $131 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 109 | $132 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 49 | $94 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 47 | $91 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 27 | $172 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 180 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,127 | 337 |
| Levothyroxine Sodium | 612 | 165 |
| Amlodipine Besylate | 588 | 175 |
| Losartan Potassium | 536 | 157 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 512 | 90 |
| Lisinopril | 502 | 156 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$223 across 4 records (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
Registry dates
- Enumerated
- 2006-02-17
- Last updated
- 2011-02-03
Frequently asked questions
- What is Kevin Nguyen's NPI number?
- Kevin Nguyen's National Provider Identifier (NPI) is 1598739203, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kevin Nguyen's specialty?
- Kevin Nguyen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kevin Nguyen located?
- Kevin Nguyen's practice location on file with NPPES is 29798 Haun Road, Menifee, CA 92586.
- What is Kevin Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Kevin Nguyen is (951) 301-9188.
- Does Kevin Nguyen accept Medicare?
- Kevin Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kevin Nguyen's NPI active?
- Yes — Kevin Nguyen's NPI (1598739203) is active in the NPPES registry as of the last update on 2011-02-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.