Tommy Nguyen, MD
NPI 1821385592 · General Practice Physician · Tempe, AZ
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tommy Nguyen, MD is a General Practice Physician provider in Tempe, AZ (NPI 1821385592).
Provider details
- NPI number
- 1821385592
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- TPME6158 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 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
1,306 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) |
|---|---|---|
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 597 | $12 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 544 | $47 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 126 | $75 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 39 | $106 |
Typical Medicare-allowed amounts for these services range $12–$106 (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 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metformin Hcl | 35 | 12 |
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 31 | — |
| Atorvastatin Calcium | 29 | — |
| Buprenorphine Hcl | 27 | — |
| Amlodipine Besylate | 25 | — |
| Oxycodone Hcl | 25 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$82 across 5 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
Additional practice locations (1)
- 1525 S Higley Rd Ste 104Gilbert, AZ 85296-5045Phone: (480) 875-9456Fax: (480) 546-4446
Registry dates
- Enumerated
- 2011-07-01
- Last updated
- 2025-04-07
- Certified
- 2025-04-07
Frequently asked questions
- What is Tommy Nguyen's NPI number?
- Tommy Nguyen's National Provider Identifier (NPI) is 1821385592, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tommy Nguyen's specialty?
- Tommy Nguyen is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Tommy Nguyen located?
- Tommy Nguyen's practice location on file with NPPES is 4653 S Lakeshore Dr Ste 3, Tempe, AZ 85282-7161.
- What is Tommy Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Tommy Nguyen is (480) 456-8981.
- Does Tommy Nguyen accept Medicare?
- Tommy Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tommy Nguyen's NPI active?
- Yes — Tommy Nguyen's NPI (1821385592) is active in the NPPES registry as of the last update on 2025-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.