KARLIN S MARKS PH.D., LP
NPI 1801251897
Psychologist in Ashland, WI

Active since December 18, 2015PECOS Enrolled
1635 MAPLE LN, ASHLAND, WI 54806(715) 685-5400(715) 685-5102 Get Directions Write a Review

NPPES record last updated: May 31, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 31, 2019, Dec 18, 2015 (2 updates tracked since 2015).

About Karlin S Marks Ph.d., Lp NPPES

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

KARLIN S MARKS PH.D., LP (NPI 1801251897) is an individual psychologist in Ashland, Wisconsin, licensed in Wisconsin (3266-57) and active in the NPI registry since December 2015. She is enrolled in Medicare PECOS and maintains a secondary practice location in Ashland.

NPPES Registry Identity

NPI1801251897
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameKARLIN S MARKSCredential: PH.D., LP
Location Address1635 MAPLE LNAshland, WI 54806
Mailing Address1635 Maple LnAshland, WI 54806-3610 · (715) 685-5400 · Fax (715) 685-5102
Fax(715) 685-5102
Sole ProprietorYes
Enumeration DateDecember 18, 2015
Last NPPES UpdateMay 31, 20192 updates tracked since enumeration
✔ NPI 1801251897 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 WI · 3266-57
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.
1635 MAPLE LN, Ashland, WI 54806

Secondary Practice Location 1

Location 1514 Main St WAshland, WI 54806-1512 · Phone (715) 682-7171

Other Identifiers 1

Medicaid100057241WI

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Karlin S Marks Ph.d., Lp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Karlin Marks reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Critical Access
1615 MAPLE LN
Ashland, WI 54806
  • Reassigned Medicare billing, Wisconsin enrollment
  • 175 clinicians in this Medicare group

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

Social Worker (Clinical)
1635 MAPLE LN
ASHLAND, WI 54806
Counselor (Mental Health)
1635 MAPLE LN
ASHLAND, WI 54806
Social Worker (Clinical)
1635 MAPLE LN
ASHLAND, WI 54806
Counselor (Addiction (Substance Use Disorder))
1635 MAPLE LN
ASHLAND, WI 54806
Counselor (Addiction (Substance Use Disorder))
1635 MAPLE LN
ASHLAND, WI 54806
Counselor (Addiction (Substance Use Disorder))
1635 MAPLE LN
ASHLAND, WI 54806
Counselor (Addiction (Substance Use Disorder))
1635 MAPLE LN
ASHLAND, WI 54806
Social Worker (Clinical)
1635 MAPLE LN
ASHLAND, WI 54806

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 Karlin Marks's NPI number?

The NPI number for Karlin Marks is 1801251897. It was assigned to this individual provider in the NPPES registry on December 18, 2015.

Where is Karlin Marks located?

Karlin Marks practices at 1635 Maple Ln, Ashland, WI 54806. The listed phone number is (715) 685-5400.

What is Karlin Marks's specialty?

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

Is Karlin Marks enrolled in Medicare?

Yes. Karlin Marks is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Karlin Marks's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karlin Marks reassigns Medicare benefits to Memorial Medical Center Inc (Ashland, WI). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Karlin Marks's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Karlin Marks was last updated on May 31, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.