Mark Sweeney, PH.D., LPC
NPI 1205167038 · Professional Counselor · Washington, DC
Mark Sweeney, PH.D., LPC is a Professional Counselor provider in Washington, DC (NPI 1205167038).
Provider details
- NPI number
- 1205167038
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- PH.D., LPC
- Sex
- Male
- Sole proprietor
- No
- License
- PRC13878 (DC)
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
16 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
- 2010-01-18
- Last updated
- 2010-01-18
Frequently asked questions
- What is Mark Sweeney's NPI number?
- Mark Sweeney's National Provider Identifier (NPI) is 1205167038, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Sweeney's specialty?
- Mark Sweeney is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Mark Sweeney located?
- Mark Sweeney's practice location on file with NPPES is 1253 Walter St Se, Washington, DC 20003-1449.
- What is Mark Sweeney's phone number?
- The practice phone number listed in the NPPES registry for Mark Sweeney is (202) 596-5951.
- Is Mark Sweeney's NPI active?
- Yes — Mark Sweeney's NPI (1205167038) is active in the NPPES registry as of the last update on 2010-01-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.