Sundhar Ramasamy, MD
NPI 1154326247 · Ophthalmology Physician · Saginaw, MI
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sundhar Ramasamy, MD is a Ophthalmology Physician provider in Saginaw, MI (NPI 1154326247).
Provider details
- NPI number
- 1154326247
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301061263 (MI)
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
21 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
2,422 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) |
|---|---|---|
| Imaging of Retina92134 | 1,019 | $37 |
| Injection of Drug Into Eye67028 | 550 | $115 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 247 | $86 |
| Unclassified BiologicsJ3590 | 221 | $56 |
| Established Patient Complete Exam of Visual System92014 | 151 | $117 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 53 | $119 |
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 | 193 | 113 |
| Moxifloxacin Hclbrand: Moxifloxacin | 104 | 82 |
| Atropine Sulfate | 92 | 83 |
| Timolol Maleate | 66 | 31 |
| Ketorolac Tromethamine | 32 | 14 |
| Brimonidine Tartrate | 30 | — |
| Latanoprost | 28 | 11 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$263 across 2 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
- 2005-06-16
- Last updated
- 2021-04-07
- Certified
- 2021-04-07
Frequently asked questions
- What is Sundhar Ramasamy's NPI number?
- Sundhar Ramasamy's National Provider Identifier (NPI) is 1154326247, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sundhar Ramasamy's specialty?
- Sundhar Ramasamy is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Sundhar Ramasamy located?
- Sundhar Ramasamy's practice location on file with NPPES is 5161 Cardinal Park Drive, Saginaw, MI 48604-9435.
- What is Sundhar Ramasamy's phone number?
- The practice phone number listed in the NPPES registry for Sundhar Ramasamy is (989) 797-2400.
- Does Sundhar Ramasamy accept Medicare?
- Sundhar Ramasamy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sundhar Ramasamy's NPI active?
- Yes — Sundhar Ramasamy's NPI (1154326247) is active in the NPPES registry as of the last update on 2021-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.