Bertram Griggs, ADDC
NPI 1659515112 · Addiction (Substance Use Disorder) Counselor · Denver, CO
Bertram Griggs, ADDC is a Addiction (Substance Use Disorder) Counselor provider in Denver, CO (NPI 1659515112).
Provider details
- NPI number
- 1659515112
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- ADDC
- Sex
- Male
- Sole proprietor
- No
- License
- 1863 (CO)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
Mailing address
Registry dates
- Enumerated
- 2009-04-28
- Last updated
- 2009-04-28
Frequently asked questions
- What is Bertram Griggs's NPI number?
- Bertram Griggs's National Provider Identifier (NPI) is 1659515112, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bertram Griggs's specialty?
- Bertram Griggs is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Bertram Griggs located?
- Bertram Griggs's practice location on file with NPPES is 1155 Cherokee St, Denver, CO 80204-3632.
- What is Bertram Griggs's phone number?
- The practice phone number listed in the NPPES registry for Bertram Griggs is (303) 436-6000.
- Is Bertram Griggs's NPI active?
- Yes — Bertram Griggs's NPI (1659515112) is active in the NPPES registry as of the last update on 2009-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.