HOLLY M CHALK PHD
NPI 1174853253
Psychologist in Eldersburg, MD

Active since January 12, 2010PECOS EnrolledAccepts Medicare Assignment
1425 LIBERTY RD, SUITE 208, ELDERSBURG, MD 21784(410) 552-0773(410) 552-0774 Get Directions Write a Review

NPPES record last updated: January 12, 2010. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Holly M Chalk Phd NPPES

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

HOLLY M CHALK PHD (NPI 1174853253) is an individual psychologist in Eldersburg, Maryland, licensed in Maryland (04635) and active in the NPI registry since January 2010. She is enrolled in Medicare PECOS and is a graduate of Other (2007).

NPPES Registry Identity

NPI1174853253
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameHOLLY M CHALKCredential: PHD
Location Address1425 LIBERTY RD, SUITE 208Eldersburg, MD 21784-6420
Mailing Address1425 Liberty Rd, Suite 208Eldersburg, MD 21784-6420 · (410) 552-0773 · Fax (410) 552-0774
Fax(410) 552-0774
Sole ProprietorYes
Medical School CMSOtherGraduated 2007
Enumeration DateJanuary 12, 2010
NPI 1174853253 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 · 04635
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.
1425 LIBERTY RD, Eldersburg, MD 21784

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Holly M Chalk Phd is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3779761291
PECOS Enrollment IDI20110701000019
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 15

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

Counselor (Professional)
1425 LIBERTY RD, SUITE 208
ELDERSBURG, MD 21784
Counselor (Professional)
1425 LIBERTY RD, SUITE 206
ELDERSBURG, MD 21784
Dentist (Periodontics)
1425 LIBERTY RD, SUITE 212
ELDERSBURG, MD 21784
Social Worker (Clinical)
1425 LIBERTY RD, SUITE 208
ELDERSBURG, MD 21784
Counselor
1425 LIBERTY RD, SUITE 206
ELDERSBURG, MD 21784
Psychologist (Clinical Child & Adolescent)
1425 LIBERTY RD, STE 208
ELDERSBURG, MD 21784
Counselor (Mental Health)
1425 LIBERTY RD, SUITE 208
ELDERSBURG, MD 21784
Counselor (Mental Health)
1425 LIBERTY RD, SUITE 208
ELDERSBURG, MD 21784

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 Holly Chalk's NPI number?

The NPI number for Holly Chalk is 1174853253. It was assigned to this individual provider in the NPPES registry on January 12, 2010.

Where is Holly Chalk located?

Holly Chalk practices at 1425 Liberty Rd Suite 208, Eldersburg, MD 21784. The listed phone number is (410) 552-0773.

What is Holly Chalk's specialty?

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

Is Holly Chalk enrolled in Medicare?

Yes. Holly Chalk is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Holly Chalk accept?

Health plans from Providence Health Plan list Holly Chalk as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Holly Chalk was last updated on January 12, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years 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.