Sean Mallon, D.O
NPI 1679921753 · Family Medicine Physician · Tacoma, WA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sean Mallon, D.O is a Family Medicine Physician provider in Tacoma, WA (NPI 1679921753).
Provider details
- NPI number
- 1679921753
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O
- Sex
- Male
- Sole proprietor
- Yes
- License
- OP61415634 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
- 2016-05-30
- Last updated
- 2023-07-31
- Certified
- 2023-07-31
Frequently asked questions
- What is Sean Mallon's NPI number?
- Sean Mallon's National Provider Identifier (NPI) is 1679921753, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sean Mallon's specialty?
- Sean Mallon is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sean Mallon located?
- Sean Mallon's practice location on file with NPPES is 9040 Jackson Ave Madigan Army Medical Center-Jblm, Tacoma, WA 98431-1303.
- What is Sean Mallon's phone number?
- The practice phone number listed in the NPPES registry for Sean Mallon is (253) 982-5688.
- Does Sean Mallon accept Medicare?
- Sean Mallon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sean Mallon's NPI active?
- Yes — Sean Mallon's NPI (1679921753) is active in the NPPES registry as of the last update on 2023-07-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.