Clarissa Castanon, M.D.
NPI 1497170070 · Hospitalist Physician · Bay Shore, NY
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clarissa Castanon, M.D. is a Hospitalist Physician provider in Bay Shore, NY (NPI 1497170070).
Provider details
- NPI number
- 1497170070
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 305234 (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
12 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
522 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 | 206 | $89 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 194 | $132 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 56 | $196 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 35 | $149 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 31 | $129 |
Typical Medicare-allowed amounts for these services range $89–$196 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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.
Practice location
Mailing address
Additional practice locations (1)
- 506 6th StBrooklyn, NY 11215-3609Phone: (516) 263-7125
Registry dates
- Enumerated
- 2014-02-19
- Last updated
- 2020-08-17
- Certified
- 2020-08-17
Frequently asked questions
- What is Clarissa Castanon's NPI number?
- Clarissa Castanon's National Provider Identifier (NPI) is 1497170070, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clarissa Castanon's specialty?
- Clarissa Castanon is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Clarissa Castanon located?
- Clarissa Castanon's practice location on file with NPPES is 301 E Main St, Bay Shore, NY 11706-8458.
- What is Clarissa Castanon's phone number?
- The practice phone number listed in the NPPES registry for Clarissa Castanon is (631) 968-3000.
- Does Clarissa Castanon accept Medicare?
- Clarissa Castanon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clarissa Castanon's NPI active?
- Yes — Clarissa Castanon's NPI (1497170070) is active in the NPPES registry as of the last update on 2020-08-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.