Shamanthy Ratnasingam, M.D
NPI 1184076507 · Internal Medicine Physician · Homer, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shamanthy Ratnasingam, M.D is a Internal Medicine Physician provider in Homer, NY (NPI 1184076507).
Provider details
- NPI number
- 1184076507
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Female
- Sole proprietor
- No
- License
- 299495 (NY)
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
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,288 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 725 | $88 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 263 | $128 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 144 | $193 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 84 | $133 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 72 | $91 |
Typical Medicare-allowed amounts for these services range $88–$193 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 35 | 34 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 33 | 33 |
| Pantoprazole Sodium | 31 | 29 |
| Apixabanbrand: Eliquis | 29 | 26 |
| Metoprolol Succinate | 28 | 25 |
| Atorvastatin Calcium | 27 | 20 |
Practice location
Mailing address
Additional practice locations (1)
- 155 Crystal Run RdMiddletown, NY 10941-4028Phone: (845) 703-6999Fax: (845) 703-6297
Registry dates
- Enumerated
- 2016-07-09
- Last updated
- 2025-02-28
- Certified
- 2025-02-28
Frequently asked questions
- What is Shamanthy Ratnasingam's NPI number?
- Shamanthy Ratnasingam's National Provider Identifier (NPI) is 1184076507, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shamanthy Ratnasingam's specialty?
- Shamanthy Ratnasingam is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Shamanthy Ratnasingam located?
- Shamanthy Ratnasingam's practice location on file with NPPES is 82 Copeland Ave, Homer, NY 13077-1528.
- What is Shamanthy Ratnasingam's phone number?
- The practice phone number listed in the NPPES registry for Shamanthy Ratnasingam is (076) 753-1025.
- Does Shamanthy Ratnasingam accept Medicare?
- Shamanthy Ratnasingam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shamanthy Ratnasingam's NPI active?
- Yes — Shamanthy Ratnasingam's NPI (1184076507) is active in the NPPES registry as of the last update on 2025-02-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.