Karen Underwood, MD
NPI 1043237548 · Pediatric Critical Care Medicine Physician · Scottsdale, AZ
Karen Underwood, MD is a Pediatric Critical Care Medicine Physician provider in Scottsdale, AZ (NPI 1043237548).
Provider details
- NPI number
- 1043237548
- Entity type
- Individual
- Primary specialty
- Pediatric Critical Care Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 2005013032 (MO)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-07-17
- Last updated
- 2010-01-25
Frequently asked questions
- What is Karen Underwood's NPI number?
- Karen Underwood's National Provider Identifier (NPI) is 1043237548, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Underwood's specialty?
- Karen Underwood is listed in the NPPES registry with a primary specialty of Pediatric Critical Care Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Underwood located?
- Karen Underwood's practice location on file with NPPES is 11834 N 142nd St, Scottsdale, AZ 85259-3791.
- What is Karen Underwood's phone number?
- The practice phone number listed in the NPPES registry for Karen Underwood is (909) 717-5276.
- Is Karen Underwood's NPI active?
- Yes — Karen Underwood's NPI (1043237548) is active in the NPPES registry as of the last update on 2010-01-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.