IndividualActive
Jillian Markham
NPI 1801264650 · Mental Health Counselor · Mayville, NY
Jillian Markham is a Mental Health Counselor provider in Mayville, NY (NPI 1801264650).
Provider details
- NPI number
- 1801264650
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(67/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
7 N Erie St
Mayville, NY 14757-1095
Phone: (716) 753-4104
Fax: (716) 753-4230
Street-level locationGet directions
Mailing address
200 E 3rd St
Jamestown, NY 14701-5433
Registry dates
- Enumerated
- 2015-09-10
- Last updated
- 2015-09-10
Frequently asked questions
- What is Jillian Markham's NPI number?
- Jillian Markham's National Provider Identifier (NPI) is 1801264650, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jillian Markham's specialty?
- Jillian Markham is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Jillian Markham located?
- Jillian Markham's practice location on file with NPPES is 7 N Erie St, Mayville, NY 14757-1095.
- What is Jillian Markham's phone number?
- The practice phone number listed in the NPPES registry for Jillian Markham is (716) 753-4104.
- Is Jillian Markham's NPI active?
- Yes — Jillian Markham's NPI (1801264650) is active in the NPPES registry as of the last update on 2015-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.