Cathy Youngstrom
NPI 1558328187 · Physician Assistant · St. Augustine, FL
Cathy Youngstrom is a Physician Assistant provider in St. Augustine, FL (NPI 1558328187).
Provider details
- NPI number
- 1558328187
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- PA1554 (FL)
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
20 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
- 2006-04-27
- Last updated
- 2007-12-10
Frequently asked questions
- What is Cathy Youngstrom's NPI number?
- Cathy Youngstrom's National Provider Identifier (NPI) is 1558328187, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cathy Youngstrom's specialty?
- Cathy Youngstrom is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Cathy Youngstrom located?
- Cathy Youngstrom's practice location on file with NPPES is 130 Health Park Blvd., St. Augustine, FL 32086-5776.
- What is Cathy Youngstrom's phone number?
- The practice phone number listed in the NPPES registry for Cathy Youngstrom is (904) 826-3469.
- Is Cathy Youngstrom's NPI active?
- Yes — Cathy Youngstrom's NPI (1558328187) is active in the NPPES registry as of the last update on 2007-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.