Joseph Kerendian, MD
NPI 1386643815 · Ophthalmology Physician · Northridge, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Kerendian, MD is a Ophthalmology Physician provider in Northridge, CA (NPI 1386643815).
Provider details
- NPI number
- 1386643815
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G75439 (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
7,930 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 Problem Focused Exam of Visual System92012 | 1,778 | $104 |
| Exam of the Internal Drainage System of Eye92020 | 1,437 | $32 |
| Imaging of Optic Nerve92133 | 1,315 | $43 |
| Established Patient Complete Exam of Visual System92014 | 1,123 | $148 |
| Imaging of Retina92134 | 639 | $47 |
| Closure of Tear Duct Opening Using Plug68761 | 495 | $130 |
| New Patient Complete Exam of Visual System92004 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cyclosporine | 1,020 | 255 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 834 | 190 |
| Latanoprost | 636 | 130 |
| Cyclosporinebrand: Restasis | 607 | 178 |
| Prednisolone Acetate | 504 | 235 |
| Ofloxacin | 447 | 257 |
| Ketorolac Tromethamine | 443 | 216 |
| Brimonidine Tartrate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$45 across 3 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
- 2005-07-18
- Last updated
- 2007-07-09
Frequently asked questions
- What is Joseph Kerendian's NPI number?
- Joseph Kerendian's National Provider Identifier (NPI) is 1386643815, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Kerendian's specialty?
- Joseph Kerendian is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Kerendian located?
- Joseph Kerendian's practice location on file with NPPES is 17075 Devonshire St, Northridge, CA 91325-1600.
- What is Joseph Kerendian's phone number?
- The practice phone number listed in the NPPES registry for Joseph Kerendian is (818) 832-5551.
- Does Joseph Kerendian accept Medicare?
- Joseph Kerendian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Kerendian's NPI active?
- Yes — Joseph Kerendian's NPI (1386643815) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.