Walter Mullin, PH.D.
NPI 1851449094 · Clinical Social Worker · Amherst, MA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Walter Mullin, PH.D. is a Clinical Social Worker provider in Amherst, MA (NPI 1851449094).
Provider details
- NPI number
- 1851449094
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 104064 (MA)
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
- 2007-01-06
- Last updated
- 2020-10-15
- Certified
- 2020-10-15
Frequently asked questions
- What is Walter Mullin's NPI number?
- Walter Mullin's National Provider Identifier (NPI) is 1851449094, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Walter Mullin's specialty?
- Walter Mullin is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Walter Mullin located?
- Walter Mullin's practice location on file with NPPES is 48 N Pleasant St Ste 207, Amherst, MA 01002-1741.
- What is Walter Mullin's phone number?
- The practice phone number listed in the NPPES registry for Walter Mullin is (413) 461-4042.
- Does Walter Mullin accept Medicare?
- Walter Mullin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Walter Mullin's NPI active?
- Yes — Walter Mullin's NPI (1851449094) is active in the NPPES registry as of the last update on 2020-10-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.