DR. TONY S. WARFIELD APRN, PMHNP-BC
NPI 1699420265
Nurse Practitioner - Psychiatric/Mental Health in Skokie, IL

NPI Status: Active since February 12, 2022

Contact Information

4709 GOLF RD FL 7
SKOKIE, IL
ZIP 60076
Phone: (847) 925-7492

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  • Individual
  • Male
  • Nurse Practitioner
  • Psychiatric/Mental Health

About TONY WARFIELD

This page provides the complete NPI Profile along with additional information for Tony Warfield, a provider established in Skokie, Illinois with a medical specialization in Nurse Practitioner, focusing in psychiatric/mental health . The healthcare provider is registered in the NPI registry with number 1699420265 assigned on February 2022. The practitioner's primary taxonomy code is 363LP0808X with license number 209-024781 (IL). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1699420265
Provider Name
DR. TONY S. WARFIELD APRN, PMHNP-BC
Gender
Male
Entity Type
Individual
Location Address
4709 GOLF RD FL 7 SKOKIE, IL 60076
Location Phone
(847) 925-7492
Mailing Address
1560 SHERMAN AVE STE 400 EVANSTON, IL 60201
Mailing Phone
(847) 869-1500
Mailing Fax
Is Sole Proprietor?
No
Enumeration Date
02-12-2022
Last Update Date
11-28-2023
Code Navigator

A nurse practitioner (NP) like Tony Warfield is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, etc.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Nurse Practitioner Psychiatric/Mental Health

Taxonomy Code
363LP0808X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
209-024781
License State
IL

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
12084P0800XAllopathic & Osteopathic Physicians

Psychiatry & Neurology
Psychiatry

209-024781 (IL)

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1699420265, we treat the final digit (5) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
6
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
9
Unchanged
Pos 5
4
Doubled → 8
Pos 6
2
Unchanged
Pos 7
0
Doubled → 0
Pos 8
2
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
5
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 9 → 18 → 9 4 → 8 0 → 0 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 6 + 1 + 8 + 9 + 8 + 2 + 0 + 2 + 1 + 2 + 24 = 65

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1699420265.

Other Providers at the Same Location


The following 13 providers are registered at the same or a nearby location.

Counselor (Mental Health)
4709 GOLF RD FL 7
SKOKIE, IL 60076
Counselor (Mental Health)
4709 GOLF RD FL 7
SKOKIE, IL 60076
Social Worker (Clinical)
4709 GOLF RD FL 7
SKOKIE, IL 60076
Psychologist
4709 GOLF RD FL 7
SKOKIE, IL 60076
Counselor (Professional)
4709 GOLF RD FL 7
SKOKIE, IL 60076
Counselor (Mental Health)
4709 GOLF RD FL 7
SKOKIE, IL 60076
Social Worker
4709 GOLF RD FL 7
SKOKIE, IL 60076
Social Worker
4709 GOLF RD FL 7
SKOKIE, IL 60076
Clinic/Center (Adult Mental Health)
4709 GOLF RD FL 7
SKOKIE, IL 60076
Nurse Practitioner (Psychiatric/Mental Health)
4709 GOLF RD FL 7
SKOKIE, IL 60076
Psychiatry & Neurology (Psychiatry)
4709 GOLF RD FL 7
SKOKIE, IL 60076
Nurse Practitioner (Psychiatric/Mental Health)
4709 GOLF RD FL 7
SKOKIE, IL 60076
Nurse Practitioner (Psychiatric/Mental Health)
4709 GOLF RD FL 7
SKOKIE, IL 60076

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1699420265, enumerated as an "individual" on February 12, 2022.

The provider is located at 4709 GOLF RD FL 7 SKOKIE, IL 60076 and the phone number is (847) 925-7492.

Nurse Practitioner with taxonomy code 363LP0808X and a focus in Psychiatric/Mental Health.