Porteno Medical Services, S.c.
NPI 1982945838 · Internal Medicine Physician · Chicago, IL
Porteno Medical Services, S.c. is a Internal Medicine Physician organization in Chicago, IL (NPI 1982945838).
Provider details
- NPI number
- 1982945838
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Gregory Rosenstein, President(773) 580-5093
- License
- 36-083647 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-03-01
- Last updated
- 2013-03-01
Frequently asked questions
- What is Porteno Medical Services, S.c.'s NPI number?
- Porteno Medical Services, S.c.'s National Provider Identifier (NPI) is 1982945838, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Porteno Medical Services, S.c.?
- Porteno Medical Services, S.c. is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Porteno Medical Services, S.c. located?
- Porteno Medical Services, S.c.'s practice location on file with NPPES is 6142 S Pulaski Rd, Chicago, IL 60629-4628.
- What is Porteno Medical Services, S.c.'s phone number?
- The practice phone number listed in the NPPES registry for Porteno Medical Services, S.c. is (773) 767-4359.
- Who is the authorized official for Porteno Medical Services, S.c.?
- The authorized official listed on Porteno Medical Services, S.c.'s NPPES record is Gregory Rosenstein, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Porteno Medical Services, S.c.'s NPI active?
- Yes — Porteno Medical Services, S.c.'s NPI (1982945838) is active in the NPPES registry as of the last update on 2013-03-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.