Ton-Vinh Nguyen, DO
NPI 1639607518 · Hospitalist Physician · Colorado Springs, CO
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ton-Vinh Nguyen, DO is a Hospitalist Physician provider in Colorado Springs, CO (NPI 1639607518).
Provider details
- NPI number
- 1639607518
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- DR.0061081 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
629 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 | 349 | $117 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 136 | $113 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 96 | $77 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 30 | $171 |
| Critical Care, First 30-74 Minutes99291 | 18 | $209 |
Typical Medicare-allowed amounts for these services range $77–$209 (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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 19 | 19 |
| Atorvastatin Calcium | 16 | 16 |
| Prednisone | 16 | 16 |
| Pantoprazole Sodium | 14 | 14 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 12 | 12 |
| Cefdinir | 11 | 11 |
| Furosemide |
Practice location
Mailing address
Additional practice locations (2)
- 1411 S Potomac St Ste 300Aurora, CO 80012-4539Phone: (720) 874-2411
- 2350 Meadows BlvdCastle Rock, CO 80109-8405Phone: (720) 455-0655Fax: (720) 455-0065
Registry dates
- Enumerated
- 2017-05-23
- Last updated
- 2024-02-01
- Certified
- 2024-02-01
Frequently asked questions
- What is Ton-Vinh Nguyen's NPI number?
- Ton-Vinh Nguyen's National Provider Identifier (NPI) is 1639607518, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ton-Vinh Nguyen's specialty?
- Ton-Vinh Nguyen is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Ton-Vinh Nguyen located?
- Ton-Vinh Nguyen's practice location on file with NPPES is 2222 N Nevada Ave, Colorado Springs, CO 80907-6819.
- What is Ton-Vinh Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Ton-Vinh Nguyen is (719) 776-8040.
- Does Ton-Vinh Nguyen accept Medicare?
- Ton-Vinh Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ton-Vinh Nguyen's NPI active?
- Yes — Ton-Vinh Nguyen's NPI (1639607518) is active in the NPPES registry as of the last update on 2024-02-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.