Sarah Garnai, MD
NPI 1891306262 · Ophthalmology Physician · Ann Arbor, MI
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Garnai, MD is a Ophthalmology Physician provider in Ann Arbor, MI (NPI 1891306262).
Provider details
- NPI number
- 1891306262
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 4351045858 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
6 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
81 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 40 | $66 |
| Imaging of Retina92134 | 15 | $24 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 15 | $86 |
| Exam of Visual Field With Extended Testing92083 | 11 | $26 |
Typical Medicare-allowed amounts for these services range $24–$86 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 105 | 43 |
| Prednisolone Acetate | 87 | 60 |
| Timolol Maleate | 61 | 20 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 56 | 28 |
| Brimonidine Tartrate | 39 | 18 |
| Cyclosporine | 31 | 11 |
| Erythromycin Basebrand: Erythromycin | 29 | 11 |
| Cyclosporine |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-08-11
- Last updated
- 2024-09-09
- Certified
- 2024-09-09
Frequently asked questions
- What is Sarah Garnai's NPI number?
- Sarah Garnai's National Provider Identifier (NPI) is 1891306262, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Garnai's specialty?
- Sarah Garnai is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Sarah Garnai located?
- Sarah Garnai's practice location on file with NPPES is 1500 E Medical Center Dr, Ann Arbor, MI 48109-5000.
- What is Sarah Garnai's phone number?
- The practice phone number listed in the NPPES registry for Sarah Garnai is (734) 936-4000.
- Does Sarah Garnai accept Medicare?
- Sarah Garnai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah Garnai's NPI active?
- Yes — Sarah Garnai's NPI (1891306262) is active in the NPPES registry as of the last update on 2024-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.