Mary Giswold, MD
NPI 1164509733 · Surgery Physician · Clackamas, OR
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Giswold, MD is a Surgery Physician provider in Clackamas, OR (NPI 1164509733).
Provider details
- NPI number
- 1164509733
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD23643 (OR)
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
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
- 2006-11-01
- Last updated
- 2022-02-04
Frequently asked questions
- What is Mary Giswold's NPI number?
- Mary Giswold's National Provider Identifier (NPI) is 1164509733, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Giswold's specialty?
- Mary Giswold is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Giswold located?
- Mary Giswold's practice location on file with NPPES is 10100 Se Sunnyside Rd, Clackamas, OR 97015-8970.
- What is Mary Giswold's phone number?
- The practice phone number listed in the NPPES registry for Mary Giswold is (503) 571-3099.
- Does Mary Giswold accept Medicare?
- Mary Giswold is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Giswold's NPI active?
- Yes — Mary Giswold's NPI (1164509733) is active in the NPPES registry as of the last update on 2022-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.