IndividualActive
Roger Grayson, M.D.
NPI 1396746038 · Anesthesiology Physician · Rockville, MD
Roger Grayson, M.D. is a Anesthesiology Physician provider in Rockville, MD (NPI 1396746038).
Provider details
- NPI number
- 1396746038
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- D0020971 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
14820 Physicians Ln
242
Rockville, MD 20850-3945
Phone: (301) 838-9606
Street-level locationGet directions
Mailing address
38 Diamond Crest Ct
Baltimore, MD 21209-1500
Registry dates
- Enumerated
- 2005-08-03
- Last updated
- 2007-07-08
Frequently asked questions
- What is Roger Grayson's NPI number?
- Roger Grayson's National Provider Identifier (NPI) is 1396746038, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roger Grayson's specialty?
- Roger Grayson is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Roger Grayson located?
- Roger Grayson's practice location on file with NPPES is 14820 Physicians Ln, Rockville, MD 20850-3945.
- What is Roger Grayson's phone number?
- The practice phone number listed in the NPPES registry for Roger Grayson is (301) 838-9606.
- Is Roger Grayson's NPI active?
- Yes — Roger Grayson's NPI (1396746038) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.