John Sullivan, LPC
NPI 1659820454 · Professional Counselor · Lansing, MI
John Sullivan, LPC is a Professional Counselor provider in Lansing, MI (NPI 1659820454).
Provider details
- NPI number
- 1659820454
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- LPC
- Sex
- Male
- Sole proprietor
- No
- License
- 6401016868 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
- Other Technician247200000X
Technologists, Technicians & Other Technical Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
- 2016-09-22
- Last updated
- 2021-04-20
- Certified
- 2021-04-20
Frequently asked questions
- What is John Sullivan's NPI number?
- John Sullivan's National Provider Identifier (NPI) is 1659820454, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Sullivan's specialty?
- John Sullivan is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is John Sullivan located?
- John Sullivan's practice location on file with NPPES is 1461 Bennett Rd, Lansing, MI 48906-1800.
- What is John Sullivan's phone number?
- The practice phone number listed in the NPPES registry for John Sullivan is (757) 553-4280.
- Is John Sullivan's NPI active?
- Yes — John Sullivan's NPI (1659820454) is active in the NPPES registry as of the last update on 2021-04-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.