Hoang Nguyen, M.D.
NPI 1679619712 · Family Medicine Physician · Oklahoma City, OK
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hoang Nguyen, M.D. is a Family Medicine Physician provider in Oklahoma City, OK (NPI 1679619712).
Provider details
- NPI number
- 1679619712
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 24565 (OK)
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
19 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
236 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 | 189 | $92 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 36 | $64 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 11 | $101 |
Typical Medicare-allowed amounts for these services range $64–$101 (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 · 82 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 282 | 45 |
| Atorvastatin Calcium | 276 | 39 |
| Gabapentin | 235 | 39 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 210 | 42 |
| Levothyroxine Sodiumbrand: Synthroid | 208 | 24 |
| Lisinopril | 167 | 23 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$144 across 8 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
- 2007-01-29
- Last updated
- 2019-11-08
Frequently asked questions
- What is Hoang Nguyen's NPI number?
- Hoang Nguyen's National Provider Identifier (NPI) is 1679619712, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hoang Nguyen's specialty?
- Hoang Nguyen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Hoang Nguyen located?
- Hoang Nguyen's practice location on file with NPPES is 1600 Sw 119th St, Oklahoma City, OK 73170-4908.
- What is Hoang Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Hoang Nguyen is (405) 425-8100.
- Does Hoang Nguyen accept Medicare?
- Hoang Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hoang Nguyen's NPI active?
- Yes — Hoang Nguyen's NPI (1679619712) is active in the NPPES registry as of the last update on 2019-11-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.