OrganizationActive
Offices of Dr. Barbara Onedera-Gregory & Dr. Robert W. Gregory, P.C.
NPI 1821432675 · Chiropractor · Tamuning, GU
Provider details
- NPI number
- 1821432675
- Entity type
- Organization
- Primary specialty
- ChiropractorChiropractic Providers
- Organization subpart
- No
- Authorized official
- Barbara Gregory, Corporate Officer(671) 649-9355
- License
- C-007 (GU)
Specialties & taxonomies
Chiropractic Providers
Chiropractic Providers
Profile Score
Detailed profile(78/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
744 N Marine Corps Dr Ste 110
Tamuning, GU 96913-4426
Phone: (671) 649-9355
Fax: (671) 649-9255
Street-level locationGet directions
Mailing address
744 N Marine Corps Dr Ste 110
Tamuning, GU 96913-4426
Other names (DBA / former)
- Doing business as
- Pacific Life Chiropractic
Registry dates
- Enumerated
- 2013-04-24
- Last updated
- 2021-11-29
- Certified
- 2021-11-29
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.