Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

JAMIE TITEN DO
NPI 1205256492
Internal Medicine in Evanston, IL

Active since April 26, 2014
2650 RIDGE AVE, EVANSTON, IL 60201(847) 570-2509 Get Directions Write a Review

NPPES record last updated: July 8, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jul 8, 2026, Aug 6, 2021 (2 updates tracked since 2021).

  • Individual
  • Female
  • Internal Medicine

About JAMIE TITEN

This page provides the complete NPI Profile along with additional information for Jamie Titen, an internist established in Evanston, Illinois with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1205256492 assigned on April 2014. The practitioner's primary taxonomy code is 207R00000X with license number 11332948-1204 (UT). The provider is registered as an individual and her NPI record was last updated July 2026.

NPI
1205256492
Provider Name
JAMIE TITEN DO
Gender
Female
Entity Type
Individual
Location Address
2650 RIDGE AVE EVANSTON, IL 60201
Location Phone
(847) 570-2509
Mailing Address
PO BOX 24569 BELFAST, ME 04915
Mailing Phone
(800) 329-9217
Is Sole Proprietor?
Yes
Enumeration Date
04-26-2014
Last Update Date
07-08-2026
Code Navigator

An internist like Jamie Titen 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

Secondary Locations

  • 777 Bannock St
    Denver, CO 80204
    (303) 436-4949

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
License No.
11332948-1204
License State
UT
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)
1207R00000XAllopathic & Osteopathic Physicians

Internal Medicine

CDRH.1942 (CO)
2208M00000XAllopathic & Osteopathic Physicians

Hospitalist

036142520 (IL)
3390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

 

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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 1205256492, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

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

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 0 + 5 + 4 + 5 + 1 + 2 + 4 + 1 + 8 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1205256492.

Other Providers at the Same Location


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

Internal Medicine (Cardiovascular Disease)
2650 RIDGE AVE
EVANSTON, IL 60201
Physician Assistant (Surgical)
2650 RIDGE AVE, DIVISION OF NEUROSURGERY
EVANSTON, IL 60201
Radiology (Neuroradiology)
2650 RIDGE AVE, DEPARTMENT OF RADIOLOGY, G507
EVANSTON, IL 60201
Internal Medicine (Pulmonary Disease)
2650 RIDGE AVE
EVANSTON, IL 60201
Pathology (Anatomic Pathology & Clinical Pathology)
2650 RIDGE AVE, EVANSTON HOSPITAL RM 1210
EVANSTON, IL 60201
Pathology (Anatomic Pathology & Clinical Pathology)
2650 RIDGE AVE, EVANSTON HOSPITAL RM 1210
EVANSTON, IL 60201
Pathology (Anatomic Pathology & Clinical Pathology)
2650 RIDGE AVE, EVANSTON HOSPITAL RM 1210
EVANSTON, IL 60201
Pathology (Anatomic Pathology & Clinical Pathology)
2650 RIDGE AVE, EVANSTON HOSPITAL RM 1210
EVANSTON, IL 60201
Anesthesiology
2650 RIDGE AVE, ANESTHESIOLOGY ROOM 3905
EVANSTON, IL 60201
Pathology (Anatomic Pathology & Clinical Pathology)
2650 RIDGE AVE, EVANSTON HOSPITAL
EVANSTON, IL 60201
Anesthesiology
2650 RIDGE AVE, ANESTHESIOLOGY ROOM 3905
EVANSTON, IL 60201
Pathology (Anatomic Pathology & Clinical Pathology)
2650 RIDGE AVE, EVANSTON HOSPITAL
EVANSTON, IL 60201
Pathology (Anatomic Pathology & Clinical Pathology)
2650 RIDGE AVE, EVANSTON HOSPITAL
EVANSTON, IL 60201
Pathology (Anatomic Pathology & Clinical Pathology)
2650 RIDGE AVE, EVANSTON HOSPITAL
EVANSTON, IL 60201
Pathology (Anatomic Pathology & Clinical Pathology)
2650 RIDGE AVE, EVANSTON HOSPITAL RM 1210
EVANSTON, IL 60201
Pathology (Anatomic Pathology & Clinical Pathology)
2650 RIDGE AVE, EVANSTON HOSPITAL RM 1210
EVANSTON, IL 60201
Anesthesiology
2650 RIDGE AVE, EVANSTON HOSPITAL
EVANSTON, IL 60201
Anesthesiology
2650 RIDGE AVE, EVANSTON HOSPITAL
EVANSTON, IL 60201
Anesthesiology
2650 RIDGE AVE, EVANSTON HOSPITAL
EVANSTON, IL 60201
Anesthesiology
2650 RIDGE AVE, EVANSTON HOSPITAL
EVANSTON, IL 60201

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1205256492, enumerated as an "individual" on April 26, 2014.

The provider is located at 2650 RIDGE AVE EVANSTON, IL 60201 and the phone number is (847) 570-2509.

Internal Medicine with taxonomy code 207R00000X.