What is David Casson's NPI number?

David Casson's National Provider Identifier (NPI) is 1639818099, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is David Casson's specialty?

David Casson is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).

Where is David Casson located?

David Casson's practice location on file with NPPES is 5820 York Rd Ste 201, Baltimore, MD 21212-3620.

What is David Casson's phone number?

The practice phone number listed in the NPPES registry for David Casson is (410) 800-2169.

Is David Casson's NPI active?

Yes — David Casson's NPI (1639818099) is active in the NPPES registry as of the last update on 2025-10-20.

IndividualActive

David Casson

NPI 1639818099 · Mental Health Counselor · Baltimore, MD

David Casson is a Mental Health Counselor provider in Baltimore, MD (NPI 1639818099).

Provider details

NPI number: 1639818099
Entity type: Individual
Primary specialty: Mental Health CounselorBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Mental Health CounselorPrimary101YM0800X
Behavioral Health & Social Service Providers

Profile Score

Established profile(54/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
4 yrs 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

5820 York Rd Ste 201

Baltimore, MD 21212-3620

Phone: (410) 800-2169

Street-level locationGet directions

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Mailing address