John Cowen, MD
NPI 1881804854 · Anesthesiology Physician · Ann Arbor, MI
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Cowen, MD is a Anesthesiology Physician provider in Ann Arbor, MI (NPI 1881804854).
Provider details
- NPI number
- 1881804854
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301084043 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
177 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) |
|---|---|---|
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 41 | $70 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 29 | $86 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 29 | $86 |
| Anesthesia for Electroshock Therapy00104 | 15 | $51 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 13 | $73 |
| Anesthesia for Procedure on Gallbladder, Pancreas, Or Liver Using an Endoscope00732 | 13 | $120 |
Practice location
Mailing address
Additional practice locations (1)
- 2006 Hogback RdSuite 5Ann Arbor, MI 48105-9750Phone: (734) 786-4940
Registry dates
- Enumerated
- 2007-05-22
- Last updated
- 2023-04-24
- Certified
- 2023-04-24
Frequently asked questions
- What is John Cowen's NPI number?
- John Cowen's National Provider Identifier (NPI) is 1881804854, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Cowen's specialty?
- John Cowen is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Cowen located?
- John Cowen's practice location on file with NPPES is 1500 E Medical Center Dr, Ann Arbor, MI 48109-5000.
- What is John Cowen's phone number?
- The practice phone number listed in the NPPES registry for John Cowen is (734) 936-4000.
- Does John Cowen accept Medicare?
- John Cowen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Cowen's NPI active?
- Yes — John Cowen's NPI (1881804854) is active in the NPPES registry as of the last update on 2023-04-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.