Advocate Illinois Masonic Medical Center
NPI 1558510388 · Internal Medicine Physician · Chicago, IL
Advocate Illinois Masonic Medical Center is a Internal Medicine Physician organization in Chicago, IL (NPI 1558510388).
Provider details
- NPI number
- 1558510388
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Parent organization
- Advocate Health Care
- Organization subpart
- Yes
- Authorized official
- Teresa Ramos, Residency Program Director(773) 296-7046
- License
- 125.054164 (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
17 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
- 2008-09-17
- Last updated
- 2008-09-17
Frequently asked questions
- What is Advocate Illinois Masonic Medical Center's NPI number?
- Advocate Illinois Masonic Medical Center's National Provider Identifier (NPI) is 1558510388, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Advocate Illinois Masonic Medical Center?
- Advocate Illinois Masonic Medical Center is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Advocate Illinois Masonic Medical Center located?
- Advocate Illinois Masonic Medical Center's practice location on file with NPPES is 836 W Wellington Ave, Chicago, IL 60657-5147.
- What is Advocate Illinois Masonic Medical Center's phone number?
- The practice phone number listed in the NPPES registry for Advocate Illinois Masonic Medical Center is (773) 975-1600.
- Who is the authorized official for Advocate Illinois Masonic Medical Center?
- The authorized official listed on Advocate Illinois Masonic Medical Center's NPPES record is Teresa Ramos, Residency Program Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Advocate Illinois Masonic Medical Center's NPI active?
- Yes — Advocate Illinois Masonic Medical Center's NPI (1558510388) is active in the NPPES registry as of the last update on 2008-09-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.