Calvin Robbins
NPI 1265013452 · Ophthalmology Physician · Detroit, MI
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1265013452
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 4301514622 (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 tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
4 documented practice locations
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 154 | 76 |
| Prednisolone Acetate | 83 | 51 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 76 | 40 |
| Brimonidine Tartrate | 53 | 27 |
| Ketorolac Tromethamine | 37 | 25 |
| Moxifloxacin Hclbrand: Moxifloxacin | 37 | 30 |
| Timolol Maleate | 27 | 15 |
Practice location
Mailing address
Additional practice locations (3)
- 161 Marginal WayPortland, ME 04101-2438Phone: (207) 774-8277
- 15 Lowell StPortland, ME 04102-2792Phone: (207) 774-8277
- 6777 W Maple RdWest Bloomfield, MI 48322-3013Phone: (248) 661-6466
Registry dates
- Enumerated
- 2021-04-19
- Last updated
- 2026-04-15
- Certified
- 2026-04-15
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.