Aaron Thornburg, DO
NPI 1669425245 · Critical Care Medicine (Internal Medicine) Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Critical Care (intensivists) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aaron Thornburg, DO is a Critical Care Medicine (Internal Medicine) Physician provider in Phoenix, AZ (NPI 1669425245).
Provider details
- NPI number
- 1669425245
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 5017 (AZ)
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 tenure28% of score
20 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
138 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) |
|---|---|---|
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 47 | $138 |
| Critical Care, First 30-74 Minutes99291 | 25 | $213 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 23 | $184 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 18 | $117 |
| Emergent Insertion of Breathing Tube Into Windpipe Using an Endoscope31500 | 13 | $144 |
| Insertion of Non-Tunneled Central Venous Tube for Infusion (5 Years Or Older)36556 | 12 |
Practice location
Mailing address
Additional practice locations (2)
- 11104 Parkview Circle Dr Ste 410Fort Wayne, IN 46845-0025Phone: (260) 266-5260Fax: (260) 266-5279
- 1836 South AveLa Crosse, WI 54601-5429Phone: (608) 782-7300
Registry dates
- Enumerated
- 2006-05-18
- Last updated
- 2020-06-22
- Certified
- 2020-06-22
Frequently asked questions
- What is Aaron Thornburg's NPI number?
- Aaron Thornburg's National Provider Identifier (NPI) is 1669425245, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aaron Thornburg's specialty?
- Aaron Thornburg is listed in the NPPES registry with a primary specialty of Critical Care Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Aaron Thornburg located?
- Aaron Thornburg's practice location on file with NPPES is 3330 N 2nd St Ste 300, Phoenix, AZ 85012-2369.
- What is Aaron Thornburg's phone number?
- The practice phone number listed in the NPPES registry for Aaron Thornburg is (602) 274-7195.
- Does Aaron Thornburg accept Medicare?
- Aaron Thornburg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aaron Thornburg's NPI active?
- Yes — Aaron Thornburg's NPI (1669425245) is active in the NPPES registry as of the last update on 2020-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.