National Provider Identifier
James P Stephen, MD
James P Stephen, MD is listed in the NPPES registry with a primary specialty of General Practice Physician in Buffalo, NY and a listed phone number of (716) 995-4450.
Source: public NPPES record, last updated January 08, 2026. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.
Profile Overview
- NPI
- 1821009911
- Provider Type
- Individual
- Primary Specialty
- General Practice Physician
- Enumeration Date
- August 11, 2006
- Last Updated
- January 08, 2026
Practice Location
- 701 Seneca St Ste 646C
- Buffalo, NY 14210-1351
Phone: (716) 995-4450
Mailing Address
- 7755 Center Ave
- Ste 630
- Huntington Beach, CA 92647-9152
Specialties
- General Practice Physician (208D00000X)
- Internal Medicine Physician (207R00000X)
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Biography
Dr. James P. Stephen is a physician leader in internal medicine and addiction treatment who serves as Chief Medical Officer at Crossroads Treatment Centers. He earned his medical degree from SUNY Stony Brook School of Medicine and completed his internship and residency in internal medicine through the SUNY at Buffalo Graduate Medical-Dental Education Consortium. Before joining Crossroads, he was Regional Medical Officer at Landmark Health, where he helped build home-based care operations; more recently, he has spoken publicly about expanding timely access to evidence-based outpatient care for substance use disorders through initiatives such as Instant Intake.
Full Record
- NPI
- 1821009911
- Entity Type
- Individual
- Last Name
- Stephen
- First Name
- James
- Middle Name
- P
- Name Prefix
- Dr.
- Credential
- MD
- Mailing Street Address
- 7755 Center Ave
- Mailing Address Line 2
- Ste 630
- Mailing City
- Huntington Beach
- Mailing State
- CA
- Mailing ZIP Code
- 92647-9152
- Mailing Country
- US
- Mailing Phone
- (657) 237-2450
- Practice Street Address
- 701 Seneca St Ste 646C
- Practice City
- Buffalo
- Practice State
- NY
- Practice ZIP Code
- 14210-1351
- Practice Country
- US
- Practice Phone
- (716) 995-4450
- Enumeration Date
- August 11, 2006
- Last Updated
- January 08, 2026
- Sex
- Male
- Sole Proprietor
- Yes
- Certification Date
- January 08, 2026
- updated_by_file
- npidata_pfile_20050523-20260308.csv
- Taxonomies
- General Practice Physician (208D00000X), Internal Medicine Physician (207R00000X)
- Other Identifiers
- 080909000109 (NY, Fidelis Care Ny), 000528789002 (NY, Bluecross/Blueshield Of Wny), 000528789003 (NY, Bluecross/Blueshield Of Wny-Holland), 1821009911 (NY, Univera Healthcare), 420009 (NY, Wellcare), 0414008 (NY, Independent Health), 241259-1 (NY, Workers Compensation)