IndividualActive
Mark Johnson
NPI 1639470636 · Professional Counselor · Dallas, TX
Mark Johnson is a Professional Counselor provider in Dallas, TX (NPI 1639470636).
Provider details
- NPI number
- 1639470636
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(76/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
4314 W Lovers Ln
Dallas, TX 75209-2804
Phone: (214) 432-6624
Street-level locationGet directions
Mailing address
3105 Newcastle Dr
Dallas, TX 75220-1637
Registry dates
- Enumerated
- 2010-11-06
- Last updated
- 2010-11-06
Frequently asked questions
- What is Mark Johnson's NPI number?
- Mark Johnson's National Provider Identifier (NPI) is 1639470636, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Johnson's specialty?
- Mark Johnson is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Mark Johnson located?
- Mark Johnson's practice location on file with NPPES is 4314 W Lovers Ln, Dallas, TX 75209-2804.
- What is Mark Johnson's phone number?
- The practice phone number listed in the NPPES registry for Mark Johnson is (214) 432-6624.
- Is Mark Johnson's NPI active?
- Yes — Mark Johnson's NPI (1639470636) is active in the NPPES registry as of the last update on 2010-11-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.