IndividualActive
Heidi Llewellyn
NPI 1801146527 · Behavior Analyst · Lancaster, OH
Heidi Llewellyn is a Behavior Analyst provider in Lancaster, OH (NPI 1801146527).
Provider details
- NPI number
- 1801146527
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- E0500488 (OH)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(79/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
131 W Main St
Lancaster, OH 43130-3719
Phone: (740) 277-6379
Fax: (740) 277-6389
Street-level locationGet directions
Mailing address
11 Graham Dr
Athens, OH 45701-1430
Registry dates
- Enumerated
- 2012-09-11
- Last updated
- 2017-04-11
Frequently asked questions
- What is Heidi Llewellyn's NPI number?
- Heidi Llewellyn's National Provider Identifier (NPI) is 1801146527, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heidi Llewellyn's specialty?
- Heidi Llewellyn is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Heidi Llewellyn located?
- Heidi Llewellyn's practice location on file with NPPES is 131 W Main St, Lancaster, OH 43130-3719.
- What is Heidi Llewellyn's phone number?
- The practice phone number listed in the NPPES registry for Heidi Llewellyn is (740) 277-6379.
- Is Heidi Llewellyn's NPI active?
- Yes — Heidi Llewellyn's NPI (1801146527) is active in the NPPES registry as of the last update on 2017-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.