Thomas Kelsey, M.D.
NPI 1639604994 · Orthopaedic Surgery Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Kelsey, M.D. is a Orthopaedic Surgery Physician provider in Chicago, IL (NPI 1639604994).
Provider details
- NPI number
- 1639604994
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 01098457A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- Po Box 555191Camp Pendleton, CA 92055-5191Phone: (760) 725-1288
Registry dates
- Enumerated
- 2017-04-25
- Last updated
- 2026-05-08
- Certified
- 2026-05-08
Frequently asked questions
- What is Thomas Kelsey's NPI number?
- Thomas Kelsey's National Provider Identifier (NPI) is 1639604994, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Kelsey's specialty?
- Thomas Kelsey is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Kelsey located?
- Thomas Kelsey's practice location on file with NPPES is 1611 W Harrison St Ste 400, Chicago, IL 60612-4861.
- What is Thomas Kelsey's phone number?
- The practice phone number listed in the NPPES registry for Thomas Kelsey is (877) 632-6637.
- Does Thomas Kelsey accept Medicare?
- Thomas Kelsey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Kelsey's NPI active?
- Yes — Thomas Kelsey's NPI (1639604994) is active in the NPPES registry as of the last update on 2026-05-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.