DR. DAVID N. GERSHAN PSY.D.
NPI 1770830275
Psychologist - Clinical in Skokie, IL

Q: What is David Gershan's NPI number?

The NPI number for David Gershan is 1770830275. It was assigned to this individual provider in the NPPES registry on August 14, 2012.

Q: What is David Gershan's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Q: When was this NPI record last updated?

The NPPES record for David Gershan was last updated on April 28, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.

Active since August 14, 2012PECOS Enrolled

8053 KOLMAR AVE, SKOKIE, IL 60076(847) 867-7924 Get Directions Write a Review

NPPES record last updated: April 28, 2017. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About Dr. David N. Gershan Psy.d. NPPES

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

DR. DAVID N. GERSHAN PSY.D. (NPI 1770830275) is an individual clinical provider in Skokie, Illinois, licensed in Illinois (071009143) and active in the NPI registry since August 2012. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1770830275

Entity TypeIndividualMale

Primary Taxonomy103TC0700X

Provider Legal NameDR. DAVID N. GERSHANCredential: PSY.D.

Location Address8053 KOLMAR AVESkokie, IL 60076-3114

Mailing Address8053 Kolmar AveSkokie, IL 60076-3114

Phone(847) 867-7924

Sole ProprietorNo

Enumeration DateAugust 14, 2012

Last NPPES UpdateApril 28, 2017

✔ NPI 1770830275 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in IL · 071009143

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

8053 KOLMAR AVE, Skokie, IL 60076

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. David N. Gershan Psy.d. 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 Reassignments

Medicare enrollment records show David Gershan reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Vitae Health Medical Illinois, PLLC

1.3 mi

Internal Medicine

3450 OAKTON ST
Skokie, IL 60076

Reassigned Medicare billing, Illinois enrollment
491 clinicians in this Medicare group

NPI 1174013452 (224) 777-8034

Cs Pacs 3 Il, S.C.

5.1 mi

Hospitalist

1001 N GREENWOOD AVE
Park Ridge, IL 60068

Reassigned Medicare billing, Illinois enrollment
44 clinicians in this Medicare group

NPI 1598577124 (847) 692-5600

Davken Associates, P.C.

11 mi

Clinical

655 DEERFIELD RD STE 100-303
Deerfield, IL 60015

Reassigned Medicare billing, Illinois enrollment
32 clinicians in this Medicare group

NPI 1457393159 (872) 216-3608

Illinois Post-Acute Medical Services 1 PC

17 mi

Hospitalist

15 SALT CREEK LN
Hinsdale, IL 60521

Reassigned Medicare billing, Illinois enrollment
52 clinicians in this Medicare group

NPI 1952830853 (865) 693-1000

Cs Pacs 3 Midwest LLC

248 mi

Hospitalist

1001 E ALEX BELL RD
Dayton, OH 45459

Reassigned Medicare billing, Illinois enrollment
43 clinicians in this Medicare group

NPI 1972368785 (937) 436-9700

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

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 45 minutes 90834

Psychotherapy is a treatment method where you converse with a therapist about your thoughts, feelings, and behaviors. In a 45-minute session, the therapist assists you in understanding and managing your mental health concerns, improving emotional wellness, and promoting personal growth.

527 services58 patients

Psychotherapy, 30 minutes 90832

Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 30-minute session, the therapist helps you explore feelings, thoughts, and behaviors to better understand yourself and manage life's challenges.

380 services53 patients

Psychotherapy, 45 minutes 90834

118 services45 patients

Psychotherapy, 30 minutes 90832

89 services31 patients

Psychiatric diagnostic evaluation 90791

A psychiatric diagnostic evaluation is a thorough assessment used to identify any mental health conditions you may have. It involves a detailed discussion about your symptoms, thoughts, feelings and behavior patterns. Your medical history and family's mental health history are also considered.

71 services71 patients

Psychiatric diagnostic evaluation 90791

22 services22 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60076 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$183.39 typical visit price

range $60.08 – $183.39

Typical copayment $45.84 (range $15.02 – $45.84)

Most-billed visit code 99205

Established Patient

$105.70 typical visit price

range $18.97 – $148.12

Typical copayment $26.42 (range $4.74 – $37.03)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

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

IMANI LISA JOHNSON LCSW

Social Worker (Clinical)

8053 KOLMAR AVE
SKOKIE, IL 60076

Cook County (847) 909-9858

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 David Gershan's NPI number?

The NPI number for David Gershan is 1770830275. It was assigned to this individual provider in the NPPES registry on August 14, 2012.

Where is David Gershan located?

David Gershan practices at 8053 Kolmar Ave, Skokie, IL 60076. The listed phone number is (847) 867-7924.

What is David Gershan's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is David Gershan enrolled in Medicare?

Yes. David Gershan is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for David Gershan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), David Gershan reassigns Medicare benefits to 5 organizations: Vitae Health Medical Illinois, PLLC (Skokie, IL), Cs Pacs 3 Il, S.C. (Park Ridge, IL), Davken Associates, P.C. (Deerfield, IL), Illinois Post-Acute Medical Services 1 PC (Hinsdale, IL) and Cs Pacs 3 Midwest LLC (Dayton, OH). Each 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 David Gershan'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 David Gershan was last updated on April 28, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.