OrganizationActive
William M. Marsh, MD, PC
NPI 1104008705 · General Practice Physician · Scottsdale, AZ
Provider details
- NPI number
- 1104008705
- Entity type
- Organization
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Julie Wilkinson, Office Manager(480) 585-0880
- License
- 13237 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
20201 N Scottsdale Healthcare Dr
Suite 290
Scottsdale, AZ 85255-4134
Phone: (480) 585-0880
Fax: (480) 585-0882
Street-level locationGet directions
Mailing address
20201 N Scottsdale Healthcare Dr
Scottsdale, AZ 85255-4134
Registry dates
- Enumerated
- 2007-12-05
- Last updated
- 2014-05-13
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.