Mr. Mark Joseph Thalheimer

MSW | Mental Health Counselor

500 W 10th St, Wilmington
Delaware, 19801-1422

302-984-3380 302-984-3324 Maps & Directions

Mr. Mark Joseph Thalheimer is a Wilmington, Delaware based counselor who is specialized as Mental Health Counselor. Active license number of Mr. Mark Joseph Thalheimer is Q1-0000617 for Mental Health Counselor in Delaware. His current practice location is 500 W 10th St, Wilmington. Patients can book an appointment with him at 302-984-3380.
Mr. Mark Joseph Thalheimer is a licensed professional who helps individuals, couples, and families manage and overcome emotional, psychological, and behavioral challenges. He assess clients’ mental health conditions and develop personalized treatment plans to provide therapy for a range of mental health issues, including anxiety, depression, trauma, relationship issues, stress, grief, and life transitions.

Complete Profile:

Mr. Mark Joseph Thalheimer speciality, credentials, practice address, contact phone number and fax are as below. Patients can directly walk in or can call on the below given phone number for appointment.

Name:	Mr. Mark Joseph Thalheimer
Specialization:	Mental Health Counselor
Gender:	Male
Credentials:	MSW
Accepts Medicare Assignment:	No
Practice Address:	500 W 10th St, Wilmington, Delaware, 19801-1422
Phone:	302-984-3380
Fax:	302-984-3324

Professional Identification Codes:

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number:	1245381508
NPI Enumeration Date:	15 Jan, 2007
NPI Last Update On:	19 Jan, 2012

Medical Licenses:

Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Mr. Mark Joseph Thalheimer are as mentioned below.

License Number	Specialization	State	Status
Q1-0000617	Mental Health Counselor	Delaware	Primary
Q1-0000617	Social Worker	Delaware	Secondary

Other Medical Identifiers:

Other legacy medical identifiers associated with Mr. Mark Joseph Thalheimer such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.

Identifier	Type	State	Issuer
1689733792	Medicaid	Delaware

Business Mailing Address:

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.

Address:	500 W 10th St, Wilmington, Delaware
Zip:	19801-1422
Phone Number:	302-984-3380
Fax Number:	302-984-3324

Patients can reach Mr. Mark Joseph Thalheimer at 500 W 10th St, Wilmington, Delaware or can call to book an appointment on 302-984-3380.

Comments/ Reviews:

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 09 February, 2026.

Mr. Mark Joseph Thalheimer Details: Complete Profile Professional Identification Codes Medical Licenses Other Medical Identifiers Business Mailing Address Book Appointment Patient Reviews
Map Location:

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