DR. ALEXANDRIA M B THIELMEYER PHD
NPI 1407411085
Psychologist in Baltimore, MD

Active since May 08, 2019
707 N BROADWAY, BALTIMORE, MD 21205(443) 923-1842 Get Directions Write a Review

NPPES record last updated: October 8, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Oct 8, 2025, May 9, 2024, May 8, 2019 (3 updates tracked since 2019).

About Dr. Alexandria M B Thielmeyer Phd NPPES

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

DR. ALEXANDRIA M B THIELMEYER PHD (NPI 1407411085) is an individual psychologist in Baltimore, Maryland, licensed in Maryland (07531) and active in the NPI registry since May 2019. She is a graduate of Other (2024).

NPPES Registry Identity

NPI1407411085
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameDR. ALEXANDRIA M B THIELMEYERCredential: PHD
Location Address707 N BROADWAYBaltimore, MD 21205-1832
Mailing Address707 N BroadwayBaltimore, MD 21205-1832 · (317) 249-2242 · Fax (317) 663-1175
Sole ProprietorNo
Medical School CMSOtherGraduated 2024
Enumeration DateMay 8, 2019
Last NPPES UpdateOctober 8, 20253 updates tracked since enumeration
NPPES CertifiedOctober 8, 2025
NPI 1407411085 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in MD · 07531
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
707 N BROADWAY, Baltimore, MD 21205

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. Alexandria M B Thielmeyer Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2961991492
PECOS Enrollment IDI20251027000739

Other Providers at the Same Location NPPES 20

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

Physical Therapy Assistant
707 N BROADWAY
BALTIMORE, MD 21205
Physical Therapist
707 N BROADWAY, KENNEDY KRIEGER INSTITUTE
BALTIMORE, MD 21205
Psychologist
707 N BROADWAY, KENNEDY KRIEGER INSTITUTE
BALTIMORE, MD 21205
Social Worker
707 N BROADWAY
BALTIMORE, MD 21205
Psychologist (Clinical)
707 N BROADWAY
BALTIMORE, MD 21205
Behavior Analyst
707 N BROADWAY, KENNEDY KRIEGER INSTITUTE- BEHAVIORAL PSYCHOLOGY
BALTIMORE, MD 21205
Speech-Language Pathologist
707 N BROADWAY
BALTIMORE, MD 21205
Physical Therapist
707 N BROADWAY
BALTIMORE, MD 21205

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 Alexandria Thielmeyer's NPI number?

The NPI number for Alexandria Thielmeyer is 1407411085. It was assigned to this individual provider in the NPPES registry on May 8, 2019.

Where is Alexandria Thielmeyer located?

Alexandria Thielmeyer practices at 707 N Broadway, Baltimore, MD 21205. The listed phone number is (443) 923-1842.

What is Alexandria Thielmeyer's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Alexandria Thielmeyer enrolled in Medicare?

Yes. Alexandria Thielmeyer is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Alexandria Thielmeyer was last updated on October 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.