Raymond Zimmerman, M.D.
NPI 1639152911 · Ophthalmology Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Raymond Zimmerman, M.D. is a Ophthalmology Physician provider in Phoenix, AZ (NPI 1639152911).
Provider details
- NPI number
- 1639152911
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 30185 (AZ)
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
20 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
3,972 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 | 1,004 | $122 |
| Established Patient Problem Focused Exam of Visual System92012 | 659 | $86 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 391 | $24 |
| Imaging of Optic Nerve92133 | 288 | $32 |
| Exam of the Internal Drainage System of Eye92020 | 285 | $26 |
| Exam of Visual Field With Extended Testing92083 | 273 | $61 |
| Imaging of Retina92134 |
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 |
|---|---|---|
| Latanoprost | 509 | 151 |
| Prednisolone Acetate | 291 | 213 |
| Bimatoprostbrand: Lumigan | 282 | 82 |
| Timolol Maleate | 189 | 64 |
| Brimonidine Tartrate/Timololbrand: Combigan | 166 | 53 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 161 | 52 |
| Brimonidine Tartrate | 135 | 50 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$656 across 20 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
- 2005-11-21
- Last updated
- 2010-12-22
Frequently asked questions
- What is Raymond Zimmerman's NPI number?
- Raymond Zimmerman's National Provider Identifier (NPI) is 1639152911, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Raymond Zimmerman's specialty?
- Raymond Zimmerman is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Raymond Zimmerman located?
- Raymond Zimmerman's practice location on file with NPPES is 500 W Thomas Rd, Phoenix, AZ 85013-4224.
- What is Raymond Zimmerman's phone number?
- The practice phone number listed in the NPPES registry for Raymond Zimmerman is (602) 263-9345.
- Does Raymond Zimmerman accept Medicare?
- Raymond Zimmerman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Raymond Zimmerman's NPI active?
- Yes — Raymond Zimmerman's NPI (1639152911) is active in the NPPES registry as of the last update on 2010-12-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.