Ursula Gierlachowski MD
NPI 1053500843 · Internal Medicine Physician · Chicago, IL
Ursula Gierlachowski MD is a Internal Medicine Physician organization in Chicago, IL (NPI 1053500843).
Provider details
- NPI number
- 1053500843
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Ursula Gierlachowski, Owner(773) 581-6336
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
18 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
- 2007-10-17
- Last updated
- 2008-02-25
Frequently asked questions
- What is Ursula Gierlachowski MD's NPI number?
- Ursula Gierlachowski MD's National Provider Identifier (NPI) is 1053500843, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ursula Gierlachowski MD?
- Ursula Gierlachowski MD is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ursula Gierlachowski MD located?
- Ursula Gierlachowski MD's practice location on file with NPPES is 5332 S Archer Ave, Chicago, IL 60632-4949.
- What is Ursula Gierlachowski MD's phone number?
- The practice phone number listed in the NPPES registry for Ursula Gierlachowski MD is (773) 581-6336.
- Who is the authorized official for Ursula Gierlachowski MD?
- The authorized official listed on Ursula Gierlachowski MD's NPPES record is Ursula Gierlachowski, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ursula Gierlachowski MD's NPI active?
- Yes — Ursula Gierlachowski MD's NPI (1053500843) is active in the NPPES registry as of the last update on 2008-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.