Ryan M. Cahill, D.O.
Individual provider Active NPI Family Medicine Physician · Deer Park, NY
NPI 1437250032 · NPPES record last updated Jan 7, 2026
Key facts
- NPI
- 1437250032
- Entity type
- Individual (NPI type 1)
- Primary specialty
- Family Medicine Physician 207Q00000X
- License
- 222902 (NY)
- Practice address
- 2005 Deer Park Ave
Deer Park, NY 11729-2700 - Phone
- (631) 243-6690
- Fax
- (631) 669-6693
- NPI assigned
- Sep 26, 2006
- Sex
- Male
- Sole proprietor
- No
Organizations & group practices 5
Hospital & facility affiliations 4
Medicare Care Compare profile
- Specialty
- Family Practice
- Education
- New York College of Osteo Medicine of New York Institute of Technology, 1999
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
- Primary Partnercare Physicians PLLC
Practice addresses (Care Compare)
2005 Deer Park Ave
Deer Park, NY 11729-2700
Phone (631) 496-1999
Hospital & facility affiliations
- Catholic Home Care
- Good Samaritan Hospital Medical Center
- Maria Regina Rehabilitation and Nursing
- St James Rehabilitation & Healthcare Center
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Removal of skin lesions | 1-10 |
Medicare participation
- Medicare fee-for-service enrollment
- Enrolled in NY
- Eligible to order & refer
- Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes
Medicare enrollment records
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20060428000478 | NY | Practitioner - Family Practice | 7416967872 | Reassigns benefits to 1 organization |
National Provider Directory
- Medicare enrollment (NPD)
- Yes
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 222902 | NY | MD | Massage Therapist |
Practice roles (5 of 9)
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Primary Partnercare Physicians PLLC | Current |
Accepting new patients | |
| Jacqueline M Spencer DO PC | Family Medicine | Past | Accepting new patients |
| St. James Operating LLC | Past | Accepting new patients | |
| Maria Regina Residence, Inc. | Past | Accepting new patients | |
| Optima Care Brentwood LLC | Past | Accepting new patients |
Locations
400 W Main St
Babylon, NY 11702
Phone (631) 669-5021
2005 Deer Park Ave
Deer Park, NY 11729
Phone (631) 243-6690
1010 Northern Blvd
Ste 328
Great Neck, NY 11021
Phone (516) 354-7900
1400 Deer Park Ave
Ste 2
North Babylon, NY 11703
Phone (631) 669-6666
Networks
- Healthfirst Medicare Network H3359
- Healthfirst Medicare Network H5989
- Healthfirst Medicare Network H1722
- Healthfirst Medicare Network H9678
Interoperability endpoints
- ryan.cahill.1@24863.direct.athenahealth.com
- https://api.platform.athenahealth.com/24863/brand/1/csg/1/fhir/r4
Specialties & licenses
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | 222902 | NY | Yes |
Addresses
Primary practice location
2005 Deer Park Ave
Deer Park, NY 11729-2700
Mailing address
1010 Northern Blvd Ste 328
Great Neck, NY 11021-5329
Phone (516) 233-2484
Other practice location 1
400 W Main St
Babylon, NY 11702-3012
Phone (631) 496-1999
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 02316278 | Medicaid | NY | |
| 222902 | Other | NY | LICENSE |
Other providers in Deer Park, NY
- Amaka Bright-Ihediwa
- Clarissa Lynn Brown
- Geraldine Bruno
- Althea Marie Burgess
- Beverly Burns
- Josette M Caivano
- Natasha Calixte
- Sophia Calixte
- Brian Anthony Cangemi
- Amanda Cannella
All providers in Deer Park, NY · Family Medicine Physician in New York
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Jan 7, 2026. Information in NPPES is self-reported and not verified by CMS.
- NUCC Health Care Provider Taxonomy: specialty names.
- Medicare Fee-For-Service Public Provider Enrollment (CMS/PECOS): enrollments, PAC IDs and benefit reassignments.
- Order and Referring (CMS).
- Medicare Care Compare provider data (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.