Charles Ramkishun, MD
NPI 1467849067 · Critical Care Medicine (Internal Medicine) Physician · Bay Shore, NY
Enrolled with Medicare as Practitioner - Critical Care (intensivists) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Ramkishun, MD is a Critical Care Medicine (Internal Medicine) Physician provider in Bay Shore, NY (NPI 1467849067).
Provider details
- NPI number
- 1467849067
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 294126 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 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
541 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 | 199 | $89 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 98 | $134 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 72 | $196 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 67 | $149 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 61 | $56 |
| Critical Care, First 30-74 Minutes99291 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-04-21
- Last updated
- 2022-08-01
- Certified
- 2022-08-01
Frequently asked questions
- What is Charles Ramkishun's NPI number?
- Charles Ramkishun's National Provider Identifier (NPI) is 1467849067, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Ramkishun's specialty?
- Charles Ramkishun is listed in the NPPES registry with a primary specialty of Critical Care Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Ramkishun located?
- Charles Ramkishun's practice location on file with NPPES is 301 E Main St, Bay Shore, NY 11706-8408.
- What is Charles Ramkishun's phone number?
- The practice phone number listed in the NPPES registry for Charles Ramkishun is (631) 968-3000.
- Does Charles Ramkishun accept Medicare?
- Charles Ramkishun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Ramkishun's NPI active?
- Yes — Charles Ramkishun's NPI (1467849067) is active in the NPPES registry as of the last update on 2022-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.