W Scott Calvin, M.D.
NPI 1649212895 · Ophthalmology Physician · Northridge, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
W Scott Calvin, M.D. is a Ophthalmology Physician provider in Northridge, CA (NPI 1649212895).
Provider details
- NPI number
- 1649212895
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G070410 (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
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
667 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 | 192 | $139 |
| Established Patient Problem Focused Exam of Visual System92012 | 143 | $99 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 91 | $179 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 91 | $99 |
| Exam of Visual Field With Extended Testing92083 | 69 | $71 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 24 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 132 | 36 |
| Timolol Maleate | 78 | 22 |
| Prednisolone Acetate | 37 | 26 |
| Moxifloxacin Hclbrand: Moxifloxacin | 34 | 22 |
| Travoprost | 25 | — |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 24 | — |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 24 | 20 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$121 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
- 2006-06-12
- Last updated
- 2023-07-13
- Certified
- 2023-07-13
Frequently asked questions
- What is W Scott Calvin's NPI number?
- W Scott Calvin's National Provider Identifier (NPI) is 1649212895, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is W Scott Calvin's specialty?
- W Scott Calvin is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is W Scott Calvin located?
- W Scott Calvin's practice location on file with NPPES is 8833 Reseda Blvd, Northridge, CA 91324-4043.
- What is W Scott Calvin's phone number?
- The practice phone number listed in the NPPES registry for W Scott Calvin is (818) 727-2626.
- Does W Scott Calvin accept Medicare?
- W Scott Calvin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is W Scott Calvin's NPI active?
- Yes — W Scott Calvin's NPI (1649212895) is active in the NPPES registry as of the last update on 2023-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.