Ora Gewurz-Singer, MD
NPI 1962661355 · Rheumatology Physician · Ann Arbor, MI
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ora Gewurz-Singer, MD is a Rheumatology Physician provider in Ann Arbor, MI (NPI 1962661355).
Provider details
- NPI number
- 1962661355
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 240437 (NY)
Specialties & taxonomies
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
18 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
311 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 100 | $93 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 78 | $98 |
| 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 | 65 | $16 |
| 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 | 54 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 239 | 76 |
| Methotrexate Sodiumbrand: Methotrexate | 182 | 52 |
| Hydroxychloroquine Sulfate | 121 | 37 |
| Leflunomide | 67 | 20 |
| Tocilizumabbrand: Actemra Actpen | 55 | — |
| Gabapentin | 37 | — |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-02
- Last updated
- 2013-01-16
Frequently asked questions
- What is Ora Gewurz-Singer's NPI number?
- Ora Gewurz-Singer's National Provider Identifier (NPI) is 1962661355, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ora Gewurz-Singer's specialty?
- Ora Gewurz-Singer is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Ora Gewurz-Singer located?
- Ora Gewurz-Singer's practice location on file with NPPES is 1500 East Medical Center Dr, Ann Arbor, MI 48109-5370.
- What is Ora Gewurz-Singer's phone number?
- The practice phone number listed in the NPPES registry for Ora Gewurz-Singer is (734) 647-5900.
- Does Ora Gewurz-Singer accept Medicare?
- Ora Gewurz-Singer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ora Gewurz-Singer's NPI active?
- Yes — Ora Gewurz-Singer's NPI (1962661355) is active in the NPPES registry as of the last update on 2013-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.