Jonathan Kaper, M.D.
NPI 1669655221 · Anesthesiology Physician · Ann Arbor, MI
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Kaper, M.D. is a Anesthesiology Physician provider in Ann Arbor, MI (NPI 1669655221).
Provider details
- NPI number
- 1669655221
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4301078388 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
198 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) |
|---|---|---|
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 42 | $64 |
| Anesthesia for Other Procedure on Urinary System Through Urethra00910 | 36 | $50 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 28 | $63 |
| Anesthesia for X-Ray Or Radiation Therapy01922 | 21 | $96 |
| Anesthesia for Lens Surgery00142 | 19 | $66 |
| Anesthesia for Exam of Colon Using an Endoscope00812 | 16 | $50 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$18 across 1 record (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
Registry dates
- Enumerated
- 2007-12-06
- Last updated
- 2007-12-06
Frequently asked questions
- What is Jonathan Kaper's NPI number?
- Jonathan Kaper's National Provider Identifier (NPI) is 1669655221, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Kaper's specialty?
- Jonathan Kaper is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Kaper located?
- Jonathan Kaper's practice location on file with NPPES is 2006 Hogback Rd, Ann Arbor, MI 48105-9750.
- What is Jonathan Kaper's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Kaper is (734) 786-4950.
- Does Jonathan Kaper accept Medicare?
- Jonathan Kaper is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Kaper's NPI active?
- Yes — Jonathan Kaper's NPI (1669655221) is active in the NPPES registry as of the last update on 2007-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.