William Shilling, MD
NPI 1134263858 · Obstetrics & Gynecology Physician · Littleton, CO
William Shilling, MD is a Obstetrics & Gynecology Physician provider in Littleton, CO (NPI 1134263858).
Provider details
- NPI number
- 1134263858
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 31671 (CO)
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
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
- 2007-02-16
- Last updated
- 2011-05-25
Frequently asked questions
- What is William Shilling's NPI number?
- William Shilling's National Provider Identifier (NPI) is 1134263858, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Shilling's specialty?
- William Shilling is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is William Shilling located?
- William Shilling's practice location on file with NPPES is 5257 S Wadsworth Blvd, Littleton, CO 80123-2228.
- What is William Shilling's phone number?
- The practice phone number listed in the NPPES registry for William Shilling is (303) 338-4545.
- Is William Shilling's NPI active?
- Yes — William Shilling's NPI (1134263858) is active in the NPPES registry as of the last update on 2011-05-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.