IndividualActive
Mary Sadler
NPI 1790670636 · Mental Health Counselor · Downingtown, PA
Mary Sadler is a Mental Health Counselor provider in Downingtown, PA (NPI 1790670636).
Provider details
- NPI number
- 1790670636
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(48/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
83% 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
368 W Uwchlan Ave
Downingtown, PA 19335-3319
Phone: (610) 269-2661
Street-level locationGet directions
Mailing address
1135 School Rd
Womelsdorf, PA 19567-9491
Registry dates
- Enumerated
- 2025-06-11
- Last updated
- 2025-06-11
- Certified
- 2025-06-11
Frequently asked questions
- What is Mary Sadler's NPI number?
- Mary Sadler's National Provider Identifier (NPI) is 1790670636, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Sadler's specialty?
- Mary Sadler is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Mary Sadler located?
- Mary Sadler's practice location on file with NPPES is 368 W Uwchlan Ave, Downingtown, PA 19335-3319.
- What is Mary Sadler's phone number?
- The practice phone number listed in the NPPES registry for Mary Sadler is (610) 269-2661.
- Is Mary Sadler's NPI active?
- Yes — Mary Sadler's NPI (1790670636) is active in the NPPES registry as of the last update on 2025-06-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.