Douglas Shaffer, CAC-AD
NPI 1306513882 · Addiction (Substance Use Disorder) Counselor · Baltimore, MD
Douglas Shaffer, CAC-AD is a Addiction (Substance Use Disorder) Counselor provider in Baltimore, MD (NPI 1306513882).
Provider details
- NPI number
- 1306513882
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- CAC-AD
- Sex
- Male
- Sole proprietor
- No
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
4 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2021-08-24
- Last updated
- 2023-04-10
- Certified
- 2023-04-10
Frequently asked questions
- What is Douglas Shaffer's NPI number?
- Douglas Shaffer's National Provider Identifier (NPI) is 1306513882, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Shaffer's specialty?
- Douglas Shaffer is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Douglas Shaffer located?
- Douglas Shaffer's practice location on file with NPPES is 821 N Eutaw St, Baltimore, MD 21201-4648.
- What is Douglas Shaffer's phone number?
- The practice phone number listed in the NPPES registry for Douglas Shaffer is (410) 225-5452.
- Is Douglas Shaffer's NPI active?
- Yes — Douglas Shaffer's NPI (1306513882) is active in the NPPES registry as of the last update on 2023-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.