Nancy Delaney, M.D.
NPI 1083623888 · Internal Medicine Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nancy Delaney, M.D. is a Internal Medicine Physician provider in Saint Louis, MO (NPI 1083623888).
Provider details
- NPI number
- 1083623888
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- R5037 (MO)
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
- 2006-08-08
- Last updated
- 2021-03-09
- Certified
- 2021-02-07
Frequently asked questions
- What is Nancy Delaney's NPI number?
- Nancy Delaney's National Provider Identifier (NPI) is 1083623888, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Delaney's specialty?
- Nancy Delaney is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nancy Delaney located?
- Nancy Delaney's practice location on file with NPPES is 3660 Vista Ave, Saint Louis, MO 63110-2540.
- What is Nancy Delaney's phone number?
- The practice phone number listed in the NPPES registry for Nancy Delaney is (314) 977-6100.
- Does Nancy Delaney accept Medicare?
- Nancy Delaney is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nancy Delaney's NPI active?
- Yes — Nancy Delaney's NPI (1083623888) is active in the NPPES registry as of the last update on 2021-03-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.