Sivagama Rathnam, M.D.
NPI 1962429845 · Internal Medicine Physician · Elmhurst, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sivagama Rathnam, M.D. is a Internal Medicine Physician provider in Elmhurst, NY (NPI 1962429845).
Provider details
- NPI number
- 1962429845
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 193782 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 83 | 31 |
| Amlodipine Besylate | 51 | 18 |
| Levothyroxine Sodium | 43 | 13 |
| Metformin Hcl | 39 | 12 |
| Lisinopril | 34 | — |
| Losartan Potassium | 33 | 12 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-16
- Last updated
- 2007-10-22
Frequently asked questions
- What is Sivagama Rathnam's NPI number?
- Sivagama Rathnam's National Provider Identifier (NPI) is 1962429845, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sivagama Rathnam's specialty?
- Sivagama Rathnam is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sivagama Rathnam located?
- Sivagama Rathnam's practice location on file with NPPES is 7901 Broadway, Elmhurst, NY 11373-1329.
- What is Sivagama Rathnam's phone number?
- The practice phone number listed in the NPPES registry for Sivagama Rathnam is (718) 334-4952.
- Does Sivagama Rathnam accept Medicare?
- Sivagama Rathnam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sivagama Rathnam's NPI active?
- Yes — Sivagama Rathnam's NPI (1962429845) is active in the NPPES registry as of the last update on 2007-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.