DR. GILLA PRIZANT DAVIS MD
NPI 1720135502
Psychiatry & Neurology - Psychiatry in Northfield, IL

Q: What is Gilla Davis's NPI number?

The NPI number for Gilla Davis is 1720135502. It was assigned to this individual provider in the NPPES registry on January 4, 2007.

Q: What is Gilla Davis's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Q: Is Gilla Davis enrolled in Medicare?

No. Gilla Davis has opted out of Medicare through September 1, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

Q: When was this NPI record last updated?

The NPPES record for Gilla Davis was last updated on July 9, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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 January 04, 2007Opted out of Medicare · through Sep 1, 2026

310 HAPP RD, SUITE 204, NORTHFIELD, IL 60093(847) 441-9933(847) 441-9723 Get Directions Write a Review

NPPES record last updated: July 9, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Gilla Prizant Davis Md NPPES

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

DR. GILLA PRIZANT DAVIS MD (NPI 1720135502) is an individual psychiatry provider in Northfield, Illinois and active in the NPI registry since January 2007. She has opted out of Medicare through September 1, 2026 and remains eligible to order and refer.

NPPES Registry Identity

NPI1720135502

Entity TypeIndividualFemale

Primary Taxonomy2084P0800X

Provider Legal NameDR. GILLA PRIZANT DAVISCredential: MD

Location Address310 HAPP RD, SUITE 204Northfield, IL 60093-3455

Mailing Address310 Happ Rd, Suite 204Northfield, IL 60093-3455 · (847) 441-9933 · Fax (847) 441-9723

Phone(847) 441-9933

Fax(847) 441-9723

Sole ProprietorYes

Enumeration DateJanuary 4, 2007

Last NPPES UpdateJuly 9, 2007

✔ NPI 1720135502 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

310 HAPP RD, Northfield, IL 60093

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Other Identifiers 1

Medicare UPIND140983IL

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Gilla Prizant Davis Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from September 1, 2016 through September 1, 2026.

Opt-Out Effective DateSeptember 1, 2016

Opt-Out In Effect ThroughSeptember 1, 2026Opt-out affidavits renew automatically every two years unless cancelled

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60093 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

$74.80 typical visit price

range $18.97 – $148.12

Typical copayment $18.70 (range $4.74 – $37.03)

Most-billed visit code 99213

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 12

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

MELISSA A. FREY, LCSW LLC

Social Worker (Clinical)

310 HAPP RD, SUITE 201
NORTHFIELD, IL 60093

Cook County (773) 644-1522

MS. PENNY POWERS BEITLER LMFT

Marriage & Family Therapist

310 HAPP RD, 205
NORTHFIELD, IL 60093

Cook County (847) 256-0200

KATHERINE SHEPPARD CARRANE LCSW

Social Worker (Clinical)

310 HAPP RD, 205
NORTHFIELD, IL 60093

Cook County (847) 446-0800

NEIL JOSEPH FIALKOW M.D.

Psychiatry & Neurology (Psychiatry)

310 HAPP RD, SUITE 203
NORTHFIELD, IL 60093

Cook County (847) 501-4418

DR. AMY Y WONG D.D.S.

Dentist (General Practice)

310 HAPP RD, SUITE 208
NORTHFIELD, IL 60093

Cook County (847) 501-2882

NORTH SHORE PHYSICIANS GROUP, LLC

Internal Medicine

310 HAPP RD, SUITE 207
NORTHFIELD, IL 60093

Cook County (847) 784-5200

KIDSTRONG PHYSICAL THERAPY LLC

Clinic/Center (Physical Therapy)

310 HAPP RD, SUITE 207
NORTHFIELD, IL 60093

Cook County (312) 520-3759

RESURRECTION SERVICES

General Practice

310 HAPP RD, SUITE 207
NORTHFIELD, IL 60093

Cook County (847) 784-5200

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 Gilla Davis's NPI number?

The NPI number for Gilla Davis is 1720135502. It was assigned to this individual provider in the NPPES registry on January 4, 2007.

Where is Gilla Davis located?

Gilla Davis practices at 310 Happ Rd Suite 204, Northfield, IL 60093. The listed phone number is (847) 441-9933.

What is Gilla Davis's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Gilla Davis enrolled in Medicare?

No. Gilla Davis has opted out of Medicare through September 1, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Gilla Davis was last updated on July 9, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.