P. Douglas Callan & Assoc Ltd
NPI 1124233549 · Clinical Psychologist · Fenton, MI
P. Douglas Callan & Assoc Ltd is a Clinical Psychologist organization in Fenton, MI (NPI 1124233549).
Provider details
- NPI number
- 1124233549
- Entity type
- Organization
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Paul Callan, Psychologist(810) 629-6549
- License
- 6301002282 (MI)
Specialties & taxonomies
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
19 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
- 2007-05-11
- Last updated
- 2013-03-14
Frequently asked questions
- What is P. Douglas Callan & Assoc Ltd's NPI number?
- P. Douglas Callan & Assoc Ltd's National Provider Identifier (NPI) is 1124233549, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is P. Douglas Callan & Assoc Ltd?
- P. Douglas Callan & Assoc Ltd is classified in the NPPES registry as Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is P. Douglas Callan & Assoc Ltd located?
- P. Douglas Callan & Assoc Ltd's practice location on file with NPPES is 1361 N Long Lake Rd, Fenton, MI 48430-8867.
- What is P. Douglas Callan & Assoc Ltd's phone number?
- The practice phone number listed in the NPPES registry for P. Douglas Callan & Assoc Ltd is (810) 629-6549.
- Who is the authorized official for P. Douglas Callan & Assoc Ltd?
- The authorized official listed on P. Douglas Callan & Assoc Ltd's NPPES record is Paul Callan, Psychologist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is P. Douglas Callan & Assoc Ltd's NPI active?
- Yes — P. Douglas Callan & Assoc Ltd's NPI (1124233549) is active in the NPPES registry as of the last update on 2013-03-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.