Heather Cassidy, PSYD
NPI 1427098961 · Clinical Psychologist · Silver Spring, MD
Heather Cassidy, PSYD is a Clinical Psychologist provider in Silver Spring, MD (NPI 1427098961).
Provider details
- NPI number
- 1427098961
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSYD
- Sex
- Female
- Sole proprietor
- No
- License
- PSY1000359 (DC)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service 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
- 2006-06-06
- Last updated
- 2022-12-30
- Certified
- 2022-12-30
Frequently asked questions
- What is Heather Cassidy's NPI number?
- Heather Cassidy's National Provider Identifier (NPI) is 1427098961, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Cassidy's specialty?
- Heather Cassidy is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Heather Cassidy located?
- Heather Cassidy's practice location on file with NPPES is 8700 Georgia Ave Ste 305, Silver Spring, MD 20910-3605.
- What is Heather Cassidy's phone number?
- The practice phone number listed in the NPPES registry for Heather Cassidy is (202) 251-5197.
- Is Heather Cassidy's NPI active?
- Yes — Heather Cassidy's NPI (1427098961) is active in the NPPES registry as of the last update on 2022-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.