What is Mark Zitlin's NPI number?

Mark Zitlin's National Provider Identifier (NPI) is 1801925136, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Zitlin's specialty?

Mark Zitlin is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).

Where is Mark Zitlin located?

Mark Zitlin's practice location on file with NPPES is 4901 Broadway St, San Antonio, TX 78209-5734.

What is Mark Zitlin's phone number?

The practice phone number listed in the NPPES registry for Mark Zitlin is (210) 822-5795.

Is Mark Zitlin's NPI active?

Yes — Mark Zitlin's NPI (1801925136) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Mark Zitlin, PHD

NPI 1801925136 · Clinical Psychologist · San Antonio, TX

Mark Zitlin, PHD is a Clinical Psychologist provider in San Antonio, TX (NPI 1801925136).

Provider details

NPI number: 1801925136
Entity type: Individual
Primary specialty: Clinical PsychologistBehavioral Health & Social Service Providers
Credential: PHD
Sex: Male
Sole proprietor: Yes
License: 2-4460 (TX)

Specialties & taxonomies

Clinical PsychologistPrimary103TC0700XLicense 2-4460 (TX)
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(90/100 index)

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

Registry tenure38% of score
19 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

4901 Broadway St

Suite 100

San Antonio, TX 78209-5734

Phone: (210) 822-5795

Fax: (210) 822-5935

Street-level locationGet directions

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Mailing address