John Shields, MD
NPI 1003852831 · Physical Medicine & Rehabilitation Physician · Clarksville, TN
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Shields, MD is a Physical Medicine & Rehabilitation Physician provider in Clarksville, TN (NPI 1003852831).
Provider details
- NPI number
- 1003852831
- Entity type
- Individual
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 38487 (TN)
Specialties & taxonomies
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
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
- 2006-06-21
- Last updated
- 2017-04-24
Frequently asked questions
- What is John Shields's NPI number?
- John Shields's National Provider Identifier (NPI) is 1003852831, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Shields's specialty?
- John Shields is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is John Shields located?
- John Shields's practice location on file with NPPES is 1771 Madison St, Clarksville, TN 37043-4990.
- What is John Shields's phone number?
- The practice phone number listed in the NPPES registry for John Shields is (931) 552-6622.
- Does John Shields accept Medicare?
- John Shields is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Shields's NPI active?
- Yes — John Shields's NPI (1003852831) is active in the NPPES registry as of the last update on 2017-04-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.