OAK MILL MEDICAL ASSOCIATES SC
NPI 1295882876
Internal Medicine in Niles, IL

NPI Status: Active since January 04, 2007

Contact Information

7900 N MILWAUKEE AVE
STE 18
NILES, IL
ZIP 60714
Phone: (847) 663-9700
Fax: (847) 663-9773

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  • Organization
  • Internal Medicine
  • CLIA Number: 14D0980021
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 10-31-2026

About OAK MILL MEDICAL ASSOCIATES SC

This page provides the complete NPI Profile along with additional information for Oak Mill Medical Associates Sc, an internist established in Niles, Illinois operating as a Internal Medicine. The healthcare provider is registered in the NPI registry with number 1295882876 assigned on January 2007. The practitioner's primary taxonomy code is 207R00000X. The provider is registered as an organization and their NPI record was last updated one year ago. The authorized official of this NPI record is Denise Alessi Cma, Cpc, Cmm (Office Administrator)

NPI
1295882876
Provider Name
OAK MILL MEDICAL ASSOCIATES SC
Entity Type
Organization
Location Address
7900 N MILWAUKEE AVE STE 18 NILES, IL 60714
Location Phone
(847) 663-9700
Location Fax
(847) 663-9773
Mailing Address
7900 N MILWAUKEE AVE STE 18 NILES, IL 60714
Mailing Phone
(847) 663-9700
Mailing Fax
(847) 663-9773
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-04-2007
Last Update Date
05-28-2025
Code Navigator

An internist like Oak Mill Medical Associates Sc is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, 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

Internal Medicine

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

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)
1261QP2300XAmbulatory Health Care Facilities

Clinic/Center
Primary Care

042-617261 (IL)

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DENISE ALESSI CMA, CPC, CMM

Authorized Official Title
OFFICE ADMINISTRATOR
Authorized Official Phone
(847) 663-9700

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
14D0980021
Facility Type
Physician Office
Certificate Effective Date
November 01, 2024
Certificate Expiration Date
October 31, 2026
Laboratory Director
GAIL D. HERMAN
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Oak Mill Medical Associates Sc to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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 1295882876, we treat the final digit (6) 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 6).

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
2
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
5
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
8
Unchanged
Pos 7
2
Doubled → 4
Pos 8
8
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
6
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 8 → 16 → 7 2 → 4 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 8 + 5 + 1 + 6 + 8 + 4 + 8 + 1 + 4 + 24 = 74

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

The next multiple of ten after 74 is 80. The difference is the calculated check digit.

80 - 74 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1295882876.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Family Medicine
7900 N MILWAUKEE AVE, STE 234
NILES, IL 60714
Internal Medicine
7900 N MILWAUKEE AVE, 18
NILES, IL 60714
Internal Medicine (Infectious Disease)
7900 N MILWAUKEE AVE, SUITE 231
NILES, IL 60714
Internal Medicine (Infectious Disease)
7900 N MILWAUKEE AVE, SUITE 231
NILES, IL 60714
Urology
7900 N MILWAUKEE AVE, SUITE 17
NILES, IL 60714
Urology
7900 N MILWAUKEE AVE, SUITE 17
NILES, IL 60714
Family Medicine
7900 N MILWAUKEE AVE, STE 2-26
NILES, IL 60714
Internal Medicine (Gastroenterology)
7900 N MILWAUKEE AVE, SUITE 19
NILES, IL 60714
Family Medicine
7900 N MILWAUKEE AVE, SUITE 233
NILES, IL 60714
Dentist
7900 N MILWAUKEE AVE, STE 2-21B
NILES, IL 60714
Durable Medical Equipment & Medical Supplies
7900 N MILWAUKEE AVE, SUITE 229
NILES, IL 60714
Internal Medicine (Gastroenterology)
7900 N MILWAUKEE AVE, SUITE 19
NILES, IL 60714
Dentist
7900 N MILWAUKEE AVE, SUITE 230A
NILES, IL 60714
Non-Pharmacy Dispensing Site
7900 N MILWAUKEE AVE
NILES, IL 60714
Surgery
7900 N MILWAUKEE AVE, SUITE 222
NILES, IL 60714
Pediatrics (Adolescent Medicine)
7900 N MILWAUKEE AVE, STE 2-26
NILES, IL 60714
Dietitian, Registered
7900 N MILWAUKEE AVE, 18
NILES, IL 60714
Urology
7900 N MILWAUKEE AVE, SUITE 17
NILES, IL 60714
Dentist (General Practice)
7900 N MILWAUKEE AVE, 202-B
NILES, IL 60714
Psychologist (Clinical)
7900 N MILWAUKEE AVE, STE 234
NILES, IL 60714

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1295882876, enumerated as an "organization" on January 04, 2007.

The provider is located at 7900 N MILWAUKEE AVE STE 18 NILES, IL 60714 and the phone number is (847) 663-9700.

Internal Medicine with taxonomy code 207R00000X.