IndividualActive
William Rayfield, MD
NPI 1518198357 · Pediatrics Physician · Columbia, MD
William Rayfield, MD is a Pediatrics Physician provider in Columbia, MD (NPI 1518198357).
Provider details
- NPI number
- 1518198357
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- D0038036 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(85/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
5450 Knoll North Dr
Columbia, MD 21045-2373
Phone: (410) 964-6300
Fax: (410) 964-6227
Street-level locationGet directions
Mailing address
5450 Knoll North Dr
Columbia, MD 21045-2373
Registry dates
- Enumerated
- 2009-07-28
- Last updated
- 2009-07-28
Frequently asked questions
- What is William Rayfield's NPI number?
- William Rayfield's National Provider Identifier (NPI) is 1518198357, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Rayfield's specialty?
- William Rayfield is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is William Rayfield located?
- William Rayfield's practice location on file with NPPES is 5450 Knoll North Dr, Columbia, MD 21045-2373.
- What is William Rayfield's phone number?
- The practice phone number listed in the NPPES registry for William Rayfield is (410) 964-6300.
- Is William Rayfield's NPI active?
- Yes — William Rayfield's NPI (1518198357) is active in the NPPES registry as of the last update on 2009-07-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.