Ramya Chinnasamy, MD
NPI 1063708238 · Hospitalist Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ramya Chinnasamy, MD is a Hospitalist Physician provider in Saint Louis, MO (NPI 1063708238).
Provider details
- NPI number
- 1063708238
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 2018008443 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 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
752 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 | 524 | $75 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 118 | $109 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 51 | $125 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 24 | $47 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 21 | $165 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 20 | 20 |
| Cefdinir | 19 | 19 |
| Pantoprazole Sodium | 17 | 11 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 13 | 13 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 12 | 12 |
| Doxycycline Hyclate | 11 | 11 |
| Oxycodone Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-25
- Last updated
- 2019-12-02
Frequently asked questions
- What is Ramya Chinnasamy's NPI number?
- Ramya Chinnasamy's National Provider Identifier (NPI) is 1063708238, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ramya Chinnasamy's specialty?
- Ramya Chinnasamy is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Ramya Chinnasamy located?
- Ramya Chinnasamy's practice location on file with NPPES is 621 S New Ballas Rd Ste 112a, Saint Louis, MO 63141-8252.
- What is Ramya Chinnasamy's phone number?
- The practice phone number listed in the NPPES registry for Ramya Chinnasamy is (314) 251-6339.
- Does Ramya Chinnasamy accept Medicare?
- Ramya Chinnasamy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ramya Chinnasamy's NPI active?
- Yes — Ramya Chinnasamy's NPI (1063708238) is active in the NPPES registry as of the last update on 2019-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.