OrganizationActive
Alexander E Obolsky MD PC
NPI 1144369927 · Psychiatry Physician · Chicago, IL
Alexander E Obolsky MD PC is a Psychiatry Physician organization in Chicago, IL (NPI 1144369927).
Provider details
- NPI number
- 1144369927
- Entity type
- Organization
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Alexander Obolosky, Owner(312) 456-4343
- License
- 036081074 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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
100 W Monroe St
Suite 1107
Chicago, IL 60603-1967
Phone: (312) 456-4343
Fax: (312) 456-8304
Street-level locationGet directions
Mailing address
100 W Monroe St
Chicago, IL 60603-1967
Registry dates
- Enumerated
- 2007-02-06
- Last updated
- 2008-09-04
Frequently asked questions
- What is Alexander E Obolsky MD PC's NPI number?
- Alexander E Obolsky MD PC's National Provider Identifier (NPI) is 1144369927, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Alexander E Obolsky MD PC?
- Alexander E Obolsky MD PC is classified in the NPPES registry as Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Alexander E Obolsky MD PC located?
- Alexander E Obolsky MD PC's practice location on file with NPPES is 100 W Monroe St, Chicago, IL 60603-1967.
- What is Alexander E Obolsky MD PC's phone number?
- The practice phone number listed in the NPPES registry for Alexander E Obolsky MD PC is (312) 456-4343.
- Who is the authorized official for Alexander E Obolsky MD PC?
- The authorized official listed on Alexander E Obolsky MD PC's NPPES record is Alexander Obolosky, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Alexander E Obolsky MD PC's NPI active?
- Yes — Alexander E Obolsky MD PC's NPI (1144369927) is active in the NPPES registry as of the last update on 2008-09-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.