Denise Zwahlen, PA-C
NPI 1225255870 · Physician Assistant · Dorchester, MA
Denise Zwahlen, PA-C is a Physician Assistant provider in Dorchester, MA (NPI 1225255870).
Provider details
- NPI number
- 1225255870
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- 392 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing 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
- 2007-04-18
- Last updated
- 2007-07-09
Frequently asked questions
- What is Denise Zwahlen's NPI number?
- Denise Zwahlen's National Provider Identifier (NPI) is 1225255870, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Denise Zwahlen's specialty?
- Denise Zwahlen is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Denise Zwahlen located?
- Denise Zwahlen's practice location on file with NPPES is 637 Washington Street, Dorchester, MA 02124.
- What is Denise Zwahlen's phone number?
- The practice phone number listed in the NPPES registry for Denise Zwahlen is (617) 822-2811.
- Is Denise Zwahlen's NPI active?
- Yes — Denise Zwahlen's NPI (1225255870) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.