Jonathan Segal, MD
NPI 1720160641 · Nephrology Physician · Ann Arbor, MI
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Segal, MD is a Nephrology Physician provider in Ann Arbor, MI (NPI 1720160641).
Provider details
- NPI number
- 1720160641
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301075795 (MI)
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
19 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
372 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) |
|---|---|---|
| Home Dialysis Services Per Month (20 Years Or Older)90966 | 159 | $292 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 55 | $16 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 38 | $145 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 35 | $16 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 26 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Torsemide | 110 | 36 |
| Losartan Potassium | 81 | 32 |
| Calcitriol | 76 | 24 |
| Atorvastatin Calcium | 58 | 15 |
| Allopurinol | 46 | 15 |
| Lisinopril | 44 | 18 |
| Amlodipine Besylate | 41 | 21 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-19
- Last updated
- 2019-12-19
- Certified
- 2019-12-19
Frequently asked questions
- What is Jonathan Segal's NPI number?
- Jonathan Segal's National Provider Identifier (NPI) is 1720160641, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Segal's specialty?
- Jonathan Segal is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Segal located?
- Jonathan Segal's practice location on file with NPPES is 1500 E Medical Center Dr, Ann Arbor, MI 48109-5000.
- What is Jonathan Segal's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Segal is (734) 936-4000.
- Does Jonathan Segal accept Medicare?
- Jonathan Segal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Segal's NPI active?
- Yes — Jonathan Segal's NPI (1720160641) is active in the NPPES registry as of the last update on 2019-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.