Tiffany Llewellyn
NPI 1275921942 · Clinical Social Worker · Baltimore, MD
Tiffany Llewellyn is a Clinical Social Worker provider in Baltimore, MD (NPI 1275921942).
Provider details
- NPI number
- 1275921942
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 25153 (MD)
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Clinical Social Worker1041C0700X
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
11 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
- 2015-01-05
- Last updated
- 2020-11-04
- Certified
- 2020-11-03
Frequently asked questions
- What is Tiffany Llewellyn's NPI number?
- Tiffany Llewellyn's National Provider Identifier (NPI) is 1275921942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tiffany Llewellyn's specialty?
- Tiffany Llewellyn is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Tiffany Llewellyn located?
- Tiffany Llewellyn's practice location on file with NPPES is 822 Guilford Ave # 1550, Baltimore, MD 21202-3707.
- What is Tiffany Llewellyn's phone number?
- The practice phone number listed in the NPPES registry for Tiffany Llewellyn is (667) 220-8679.
- Is Tiffany Llewellyn's NPI active?
- Yes — Tiffany Llewellyn's NPI (1275921942) is active in the NPPES registry as of the last update on 2020-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.