Robert Sorenson, M.D.
NPI 1235220799 · Ophthalmology Physician · Berkeley, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Sorenson, M.D. is a Ophthalmology Physician provider in Berkeley, CA (NPI 1235220799).
Provider details
- NPI number
- 1235220799
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G045092 (CA)
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
19 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
2,514 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) |
|---|---|---|
| Established Patient Complete Exam of Visual System92014 | 699 | $158 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 470 | $69 |
| Imaging of Retina92134 | 237 | $49 |
| Exam of Visual Field With Extended Testing92083 | 200 | $82 |
| Imaging of Optic Nerve92133 | 196 | $42 |
| Established Patient Problem Focused Exam of Visual System92012 | 99 | $113 |
| Imaging of Front Third of Eye |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 377 | 137 |
| Prednisolone Acetate | 142 | 100 |
| Timolol Maleate | 120 | 45 |
| Ketorolac Tromethamine | 116 | 81 |
| Tobramycin/Dexamethasonebrand: Tobramycin-Dexamethasone | 104 | 82 |
| Brimonidine Tartrate/Timololbrand: Brimonidine Tartrate-Timolol | 53 | 19 |
| Brinzolamide/Brimonidine Tartbrand: Simbrinza | 45 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$193 across 5 records (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
- 2006-09-27
- Last updated
- 2008-04-17
Frequently asked questions
- What is Robert Sorenson's NPI number?
- Robert Sorenson's National Provider Identifier (NPI) is 1235220799, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Sorenson's specialty?
- Robert Sorenson is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Sorenson located?
- Robert Sorenson's practice location on file with NPPES is 3010 Colby St, Berkeley, CA 94705-2059.
- What is Robert Sorenson's phone number?
- The practice phone number listed in the NPPES registry for Robert Sorenson is (510) 848-1413.
- Does Robert Sorenson accept Medicare?
- Robert Sorenson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Sorenson's NPI active?
- Yes — Robert Sorenson's NPI (1235220799) is active in the NPPES registry as of the last update on 2008-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.