IndividualActive
Stephen Donnellan
NPI 1043627391 · Counselor · Petaluma, CA
Stephen Donnellan is a Counselor provider in Petaluma, CA (NPI 1043627391).
Provider details
- NPI number
- 1043627391
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(69/100 index)
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
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
365 Kuck Ln
Petaluma, CA 94952-9606
Phone: (707) 795-6954
Street-level locationGet directions
Mailing address
365 Kuck Ln
Petaluma, CA 94952-9606
Registry dates
- Enumerated
- 2014-07-18
- Last updated
- 2014-07-18
Frequently asked questions
- What is Stephen Donnellan's NPI number?
- Stephen Donnellan's National Provider Identifier (NPI) is 1043627391, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Donnellan's specialty?
- Stephen Donnellan is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is Stephen Donnellan located?
- Stephen Donnellan's practice location on file with NPPES is 365 Kuck Ln, Petaluma, CA 94952-9606.
- What is Stephen Donnellan's phone number?
- The practice phone number listed in the NPPES registry for Stephen Donnellan is (707) 795-6954.
- Is Stephen Donnellan's NPI active?
- Yes — Stephen Donnellan's NPI (1043627391) is active in the NPPES registry as of the last update on 2014-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.