Loka Thangamathesvaran, MD
NPI 1558824680 · Ophthalmology Physician · Bellevue, WA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Loka Thangamathesvaran, MD is a Ophthalmology Physician provider in Bellevue, WA (NPI 1558824680).
Provider details
- NPI number
- 1558824680
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD61536948 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
629 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Imaging of Retina92134 | 140 | $41 |
| Photography of the Retina92250 | 94 | $37 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 66 | $67 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 64 | $94 |
| 2d Ultrasound Scan of Eye Tissue and Structures76512 | 49 | $49 |
| Removal of Membrane of Retina With Removal of Internal Limiting Membrane of Retina67042 | 35 | $187 |
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 |
|---|---|---|
| Prednisolone Acetate | 222 | 142 |
| Erythromycin Basebrand: Erythromycin | 165 | 132 |
| Ofloxacin | 85 | 82 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 57 | 31 |
| Latanoprost | 46 | 20 |
| Ketorolac Tromethamine | 44 | 24 |
| Moxifloxacin Hclbrand: Moxifloxacin | 42 | 40 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-04-06
- Last updated
- 2025-07-31
- Certified
- 2025-07-31
Frequently asked questions
- What is Loka Thangamathesvaran's NPI number?
- Loka Thangamathesvaran's National Provider Identifier (NPI) is 1558824680, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Loka Thangamathesvaran's specialty?
- Loka Thangamathesvaran is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Loka Thangamathesvaran located?
- Loka Thangamathesvaran's practice location on file with NPPES is 1750 112th Ave Ne Ste D050, Bellevue, WA 98004-3779.
- What is Loka Thangamathesvaran's phone number?
- The practice phone number listed in the NPPES registry for Loka Thangamathesvaran is (206) 215-3850.
- Does Loka Thangamathesvaran accept Medicare?
- Loka Thangamathesvaran is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Loka Thangamathesvaran's NPI active?
- Yes — Loka Thangamathesvaran's NPI (1558824680) is active in the NPPES registry as of the last update on 2025-07-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.