OrganizationActive
Mark E Gray DC Chiropractic Corp
NPI 1376602094 · Chiropractor · Sunnyvale, CA
Mark E Gray DC Chiropractic Corp is a Chiropractor organization in Sunnyvale, CA (NPI 1376602094).
Provider details
- NPI number
- 1376602094
- Entity type
- Organization
- Primary specialty
- ChiropractorChiropractic Providers
- Organization subpart
- No
- Authorized official
- Brian Ota, Chiropractic Doctor(408) 720-0941
- License
- 23084 (CA)
Specialties & taxonomies
Chiropractic Providers
Profile Score
Detailed profile(90/100 index)
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
150 E Fremont Ave
Sunnyvale, CA 94087
Phone: (408) 720-0941
Fax: (408) 991-0966
Street-level locationGet directions
Mailing address
1052 E El Camino Real
Sunnyvale, CA 94087
Other names (DBA / former)
- Doing business as
- Chiro Fitness
Registry dates
- Enumerated
- 2006-12-08
- Last updated
- 2007-10-12
Frequently asked questions
- What is Mark E Gray DC Chiropractic Corp's NPI number?
- Mark E Gray DC Chiropractic Corp's National Provider Identifier (NPI) is 1376602094, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mark E Gray DC Chiropractic Corp?
- Mark E Gray DC Chiropractic Corp is classified in the NPPES registry as Chiropractor (Chiropractic Providers).
- Where is Mark E Gray DC Chiropractic Corp located?
- Mark E Gray DC Chiropractic Corp's practice location on file with NPPES is 150 E Fremont Ave, Sunnyvale, CA 94087.
- What is Mark E Gray DC Chiropractic Corp's phone number?
- The practice phone number listed in the NPPES registry for Mark E Gray DC Chiropractic Corp is (408) 720-0941.
- Who is the authorized official for Mark E Gray DC Chiropractic Corp?
- The authorized official listed on Mark E Gray DC Chiropractic Corp's NPPES record is Brian Ota, Chiropractic Doctor. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mark E Gray DC Chiropractic Corp's NPI active?
- Yes — Mark E Gray DC Chiropractic Corp's NPI (1376602094) is active in the NPPES registry as of the last update on 2007-10-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.