IndividualActive
Darren Mullen, LCSW-C
NPI 1639857154 · Clinical Social Worker · Columbia, MD
Darren Mullen, LCSW-C is a Clinical Social Worker provider in Columbia, MD (NPI 1639857154).
Provider details
- NPI number
- 1639857154
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW-C
- Sex
- Male
- Sole proprietor
- No
- License
- 24705 (MD)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(58/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
10632 Little Patuxent Pkwy
Columbia, MD 21044-3273
Phone: (443) 864-5647
Street-level locationGet directions
Mailing address
11748 S Laurel Dr Apt 2a
Laurel, MD 20708-2945
Registry dates
- Enumerated
- 2023-07-05
- Last updated
- 2023-07-05
- Certified
- 2023-07-05
Frequently asked questions
- What is Darren Mullen's NPI number?
- Darren Mullen's National Provider Identifier (NPI) is 1639857154, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darren Mullen's specialty?
- Darren Mullen is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Darren Mullen located?
- Darren Mullen's practice location on file with NPPES is 10632 Little Patuxent Pkwy, Columbia, MD 21044-3273.
- What is Darren Mullen's phone number?
- The practice phone number listed in the NPPES registry for Darren Mullen is (443) 864-5647.
- Is Darren Mullen's NPI active?
- Yes — Darren Mullen's NPI (1639857154) is active in the NPPES registry as of the last update on 2023-07-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.