What is Sam Hertl's NPI number?

Sam Hertl's National Provider Identifier (NPI) is 1528795044, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sam Hertl's specialty?

Sam Hertl is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).

Where is Sam Hertl located?

Sam Hertl's practice location on file with NPPES is 1111 N Charles St, Baltimore, MD 21201-5505.

What is Sam Hertl's phone number?

The practice phone number listed in the NPPES registry for Sam Hertl is (410) 837-2050.

Is Sam Hertl's NPI active?

Yes — Sam Hertl's NPI (1528795044) is active in the NPPES registry as of the last update on 2026-01-26.

IndividualActive

Sam Hertl, LCSW-C

NPI 1528795044 · Clinical Social Worker · Baltimore, MD

Sam Hertl, LCSW-C is a Clinical Social Worker provider in Baltimore, MD (NPI 1528795044).

Provider details

NPI number: 1528795044
Entity type: Individual
Primary specialty: Clinical Social WorkerBehavioral Health & Social Service Providers
Credential: LCSW-C
Sole proprietor: No
License: 28222 (MD)

Specialties & taxonomies

Clinical Social WorkerPrimary1041C0700XLicense 28222 (MD)
Behavioral Health & Social Service Providers

Profile Score

Established profile(60/100 index)

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

Registry tenure38% of score
3 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

1111 N Charles St

Baltimore, MD 21201-5505

Phone: (410) 837-2050

Street-level locationGet directions

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Mailing address