Nghiep Nguyen, M.D.
NPI 1548647118 · Family Medicine Physician · Oklahoma City, OK
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nghiep Nguyen, M.D. is a Family Medicine Physician provider in Oklahoma City, OK (NPI 1548647118).
Provider details
- NPI number
- 1548647118
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 31383 (OK)
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
11 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
311 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 181 | $84 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 108 | $119 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 22 | $120 |
Typical Medicare-allowed amounts for these services range $84–$120 (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 · 78 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 146 | 75 |
| Amlodipine Besylate | 116 | 45 |
| Hydrochlorothiazide | 115 | 45 |
| Gabapentin | 101 | 34 |
| Atorvastatin Calcium | 96 | 31 |
| Levothyroxine Sodium | 95 | 19 |
| Meloxicam | 87 | 40 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-05-02
- Last updated
- 2015-05-02
Frequently asked questions
- What is Nghiep Nguyen's NPI number?
- Nghiep Nguyen's National Provider Identifier (NPI) is 1548647118, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nghiep Nguyen's specialty?
- Nghiep Nguyen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nghiep Nguyen located?
- Nghiep Nguyen's practice location on file with NPPES is 3500 Nw 56th St Ste 100, Oklahoma City, OK 73112-4517.
- What is Nghiep Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Nghiep Nguyen is (405) 951-2855.
- Does Nghiep Nguyen accept Medicare?
- Nghiep Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nghiep Nguyen's NPI active?
- Yes — Nghiep Nguyen's NPI (1548647118) is active in the NPPES registry as of the last update on 2015-05-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.