Siglin Medical Associates, Ltd
NPI 1386709657 · Internal Medicine Physician · Chicago, IL
Siglin Medical Associates, Ltd is a Internal Medicine Physician organization in Chicago, IL (NPI 1386709657).
Provider details
- NPI number
- 1386709657
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Martin Siglin, President(773) 989-1111
- License
- 042005116 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-12-26
- Last updated
- 2008-04-21
Frequently asked questions
- What is Siglin Medical Associates, Ltd's NPI number?
- Siglin Medical Associates, Ltd's National Provider Identifier (NPI) is 1386709657, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Siglin Medical Associates, Ltd?
- Siglin Medical Associates, Ltd is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Siglin Medical Associates, Ltd located?
- Siglin Medical Associates, Ltd's practice location on file with NPPES is 5327 N Sheridan Rd, Chicago, IL 60640-2774.
- What is Siglin Medical Associates, Ltd's phone number?
- The practice phone number listed in the NPPES registry for Siglin Medical Associates, Ltd is (773) 989-1111.
- Who is the authorized official for Siglin Medical Associates, Ltd?
- The authorized official listed on Siglin Medical Associates, Ltd's NPPES record is Martin Siglin, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Siglin Medical Associates, Ltd's NPI active?
- Yes — Siglin Medical Associates, Ltd's NPI (1386709657) is active in the NPPES registry as of the last update on 2008-04-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.