What is Karl Vieweg's NPI number?

Karl Vieweg's National Provider Identifier (NPI) is 1952163941, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Karl Vieweg's specialty?

Karl Vieweg is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).

Where is Karl Vieweg located?

Karl Vieweg's practice location on file with NPPES is 1800 John F Kennedy Blvd Ste 1404, Philadelphia, PA 19103-7417.

What is Karl Vieweg's phone number?

The practice phone number listed in the NPPES registry for Karl Vieweg is (215) 398-6600.

Is Karl Vieweg's NPI active?

Yes — Karl Vieweg's NPI (1952163941) is active in the NPPES registry as of the last update on 2025-03-28.

IndividualActive

Karl Vieweg

NPI 1952163941 · Professional Counselor · Philadelphia, PA

Karl Vieweg is a Professional Counselor provider in Philadelphia, PA (NPI 1952163941).

Provider details

NPI number: 1952163941
Entity type: Individual
Primary specialty: Professional CounselorBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No
License: APC001093 (PA)

Specialties & taxonomies

Professional CounselorPrimary101YP2500XLicense APC001093 (PA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(57/100 index)

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

Registry tenure38% of score
2 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

1800 John F Kennedy Blvd Ste 1404

Philadelphia, PA 19103-7417

Phone: (215) 398-6600

Street-level locationGet directions

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Mailing address