Clayton Long, MD
NPI 1568027647 · Pediatric Hematology & Oncology Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clayton Long, MD is a Pediatric Hematology & Oncology Physician provider in Phoenix, AZ (NPI 1568027647).
Provider details
- NPI number
- 1568027647
- Entity type
- Individual
- Primary specialty
- Pediatric Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2019-05-05
- Last updated
- 2026-04-30
- Certified
- 2026-04-30
Frequently asked questions
- What is Clayton Long's NPI number?
- Clayton Long's National Provider Identifier (NPI) is 1568027647, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clayton Long's specialty?
- Clayton Long is listed in the NPPES registry with a primary specialty of Pediatric Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Clayton Long located?
- Clayton Long's practice location on file with NPPES is 1919 E Thomas Rd, Phoenix, AZ 85016-7710.
- What is Clayton Long's phone number?
- The practice phone number listed in the NPPES registry for Clayton Long is (515) 460-6232.
- Does Clayton Long accept Medicare?
- Clayton Long is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clayton Long's NPI active?
- Yes — Clayton Long's NPI (1568027647) is active in the NPPES registry as of the last update on 2026-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.