OrganizationActive
Dx Tx Internal Medicine, Ltd.
NPI 1720035751 · Internal Medicine Physician · Chicago, IL
Provider details
- NPI number
- 1720035751
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Christopher Lynch, Physician Owner(312) 922-2500
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
200 S Michigan Ave
Suite 830
Chicago, IL 60604-2402
Phone: (312) 922-2500
Fax: (312) 922-2523
Street-level locationGet directions
Mailing address
1730 Park St
Naperville, IL 60563-2688
Registry dates
- Enumerated
- 2006-05-27
- Last updated
- 2020-08-22
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.