MR. MARKUS OLIN-FAHLE LMSW
NPI 1740914449
Social Worker - Clinical in Annapolis, MD

Active since July 11, 2022
2002 MEDICAL PKWY STE 460, ANNAPOLIS, MD 21401(443) 590-3224 Get Directions Write a Review

NPPES record last updated: December 12, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 12, 2025, Jul 11, 2022 (2 updates tracked since 2022).

About Mr. Markus Olin-fahle Lmsw NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. MARKUS OLIN-FAHLE LMSW (NPI 1740914449) is an individual clinical provider in Annapolis, Maryland, licensed in Maryland (26666) and active in the NPI registry since July 2022.

NPPES Registry Identity

NPI1740914449
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMR. MARKUS OLIN-FAHLECredential: LMSW
Location Address2002 MEDICAL PKWY STE 460Annapolis, MD 21401-3263
Mailing Address2600 Solomons Island RdEdgewater, MD 21037-1102 · (443) 590-3224 · Fax (443) 594-7818
Sole ProprietorNo
Enumeration DateJuly 11, 2022
Last NPPES UpdateDecember 12, 20252 updates tracked since enumeration
NPPES CertifiedDecember 12, 2025
NPI 1740914449 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License Licensed in MD · 26666
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
2002 MEDICAL PKWY STE 460, Annapolis, MD 21401

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner (Family)
2002 MEDICAL PKWY STE 460
ANNAPOLIS, MD 21401
Community/Behavioral Health
2002 MEDICAL PKWY STE 460
ANNAPOLIS, MD 21401
Social Worker (Clinical)
2002 MEDICAL PKWY STE 460
ANNAPOLIS, MD 21401

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Markus Olin-fahle's NPI number?

The NPI number for Markus Olin-fahle is 1740914449. It was assigned to this individual provider in the NPPES registry on July 11, 2022.

Where is Markus Olin-fahle located?

Markus Olin-fahle practices at 2002 Medical Pkwy Ste 460, Annapolis, MD 21401. The listed phone number is (443) 590-3224.

What is Markus Olin-fahle's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

When was this NPI record last updated?

The NPPES record for Markus Olin-fahle was last updated on December 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.