What is William Lamb's NPI number?

William Lamb's National Provider Identifier (NPI) is 1639538408, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Lamb's specialty?

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

Where is William Lamb located?

William Lamb's practice location on file with NPPES is 3535 Market St, Philadelphia, PA 19104-3309.

What is William Lamb's phone number?

The practice phone number listed in the NPPES registry for William Lamb is (215) 898-1173.

Is William Lamb's NPI active?

Yes — William Lamb's NPI (1639538408) is active in the NPPES registry as of the last update on 2016-02-22.

IndividualActive

William Lamb

NPI 1639538408 · Clinical Psychologist · Philadelphia, PA

William Lamb is a Clinical Psychologist provider in Philadelphia, PA (NPI 1639538408).

Provider details

NPI number: 1639538408
Entity type: Individual
Primary specialty: Clinical PsychologistBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No
License: PS017827 (PA)

Specialties & taxonomies

Clinical PsychologistPrimary103TC0700XLicense PS017827 (PA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(72/100 index)

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

Registry tenure38% of score
10 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

3535 Market St

2nd Floor

Philadelphia, PA 19104-3309

Phone: (215) 898-1173

Street-level locationGet directions

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Mailing address