Ashok Chauhan, M.D.,
NPI 1033175534 · Pulmonary Disease Physician · Arlington, VA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ashok Chauhan, M.D., is a Pulmonary Disease Physician provider in Arlington, VA (NPI 1033175534).
Provider details
- NPI number
- 1033175534
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.,
- Sex
- Male
- Sole proprietor
- No
- License
- 0101050597 (VA)
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
20 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
1,492 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 | 780 | $124 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 232 | $84 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 207 | $81 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 187 | $180 |
| Critical Care, First 30-74 Minutes99291 | 70 | $198 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Atorvastatin Calcium | 38 |
| Levothyroxine Sodium | 33 |
| Pantoprazole Sodium | 16 |
| Metoprolol Succinate | 14 |
| Fluticasone Propionate | 12 |
| Hydralazine Hcl | 12 |
| Allopurinol | 11 |
| Lisinopril | 11 |
| Losartan Potassium | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-24
- Last updated
- 2007-09-25
Frequently asked questions
- What is Ashok Chauhan's NPI number?
- Ashok Chauhan's National Provider Identifier (NPI) is 1033175534, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ashok Chauhan's specialty?
- Ashok Chauhan is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Ashok Chauhan located?
- Ashok Chauhan's practice location on file with NPPES is 611 S Carlin Springs Rd, Arlington, VA 22204-1064.
- What is Ashok Chauhan's phone number?
- The practice phone number listed in the NPPES registry for Ashok Chauhan is (703) 379-4446.
- Does Ashok Chauhan accept Medicare?
- Ashok Chauhan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ashok Chauhan's NPI active?
- Yes — Ashok Chauhan's NPI (1033175534) is active in the NPPES registry as of the last update on 2007-09-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.