Paul Chellappa, MD
NPI 1679561476 · Psychiatry Physician · Middletown, NY
Enrolled with Medicare as Order and Referring Only - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Paul Chellappa, MD is a Psychiatry Physician provider in Middletown, NY (NPI 1679561476).
Provider details
- NPI number
- 1679561476
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 1116701 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Benztropine Mesylate | 137 | 17 |
| Risperidone | 77 | 11 |
| Fluoxetine Hcl | 73 | — |
| Trazodone Hcl | 71 | 11 |
| Buspirone Hcl | 66 | 12 |
| Aripiprazole | 66 | 12 |
| Olanzapine | 55 | — |
| Quetiapine Fumarate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$695 across 20 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 23 Starhaven AveMiddletown, NY 10940-4627Phone: (845) 341-7448
Registry dates
- Enumerated
- 2005-10-06
- Last updated
- 2024-05-28
- Certified
- 2024-05-28
Frequently asked questions
- What is Paul Chellappa's NPI number?
- Paul Chellappa's National Provider Identifier (NPI) is 1679561476, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Paul Chellappa's specialty?
- Paul Chellappa is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Paul Chellappa located?
- Paul Chellappa's practice location on file with NPPES is 45 Ashley Ave, Middletown, NY 10940-1912.
- What is Paul Chellappa's phone number?
- The practice phone number listed in the NPPES registry for Paul Chellappa is (845) 342-7448.
- Does Paul Chellappa accept Medicare?
- Paul Chellappa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Paul Chellappa's NPI active?
- Yes — Paul Chellappa's NPI (1679561476) is active in the NPPES registry as of the last update on 2024-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.