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Contact Information

STEPHEN J RYZEWICZ, MD
759 CHESTNUT ST
SPRINGFIELD, MA01107-1619
 Phone: 413-794-6297
 Fax: 413-794-1767
 Website:
 

Specialty

Taxonomy Code Specialty Code Provider Type

Internal Medicine

207R00000X 11 Physician/Internal Medicine
 

Addiction Medicine

2083A0300X 84 Physician/Preventive Medicine
 

Hospitalist

208M00000X
Indicates primary specialty

NPI Profile & details for STEPHEN J RYZEWICZ · (Male)

NPI # 1689774796
Status Active
Credentials MD
Entity Individual
Enumeration date 09/25/2006
Last updated 04/17/2019 - About 7 years ago
Sole proprietor 1 No
Identifiers
  • MA License # 57441
Hospital affiliation(s)
  • BAYSTATE MEDICAL CENTER - (Acute Care)
    759 CHESTNUT STREET
    SPRINGFIELD, MA 01199
1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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