KRISTEN DENNISTON MD
NPI 1649116104
Student in an Organized Health Care Education/Training Program in Pittsburgh, PA

NPI Status: Active since April 27, 2026

Contact Information

4401 PENN AVE
PITTSBURGH, PA
ZIP 15224
Phone: (412) 692-5285

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  • Individual
  • Female
  • Student in an Organized Health Care Educ...

About KRISTEN DENNISTON

This page provides the complete NPI Profile along with additional information for Kristen Denniston, a primary care provider established in Pittsburgh, Pennsylvania with a medical specialization in Student In An Organized Health Care Education/training Program. The healthcare provider is registered in the NPI registry with number 1649116104 assigned on April 2026. The practitioner's primary taxonomy code is 390200000X. The provider is registered as an individual and her NPI record was last updated April 2026.

NPI
1649116104
Provider Name
KRISTEN DENNISTON MD
Gender
Female
Entity Type
Individual
Location Address
4401 PENN AVE PITTSBURGH, PA 15224
Location Phone
(412) 692-5285
Mailing Address
3600 FORBES AVE PITTSBURGH, PA 15213
Is Sole Proprietor?
No
Enumeration Date
04-27-2026
Last Update Date
04-27-2026
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A primary care provider (PCP) like Kristen Denniston sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, 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

Student in an Organized Health Care Education/Training Program

Taxonomy Code
390200000X
Type
Student, Health Care
Taxonomy Description
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

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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 1649116104, we treat the final digit (4) 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).

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

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 8 + 9 + 2 + 1 + 1 + 2 + 1 + 0 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1649116104.

Other Providers at the Same Location


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

Speech-Language Pathologist
4401 PENN AVE, THIRD FLOOR - ALLIGATOR
PITTSBURGH, PA 15224
Pediatrics
4401 PENN AVE, DIAGNOSTIC REFERRAL GROUP
PITTSBURGH, PA 15224
Pediatrics (Pediatric Hematology-Oncology)
4401 PENN AVE
PITTSBURGH, PA 15224
Pediatrics (Pediatric Endocrinology)
4401 PENN AVE
PITTSBURGH, PA 15224
Pediatrics (Pediatric Cardiology)
4401 PENN AVE
PITTSBURGH, PA 15224
Pediatrics (Pediatric Hematology-Oncology)
4401 PENN AVE, 8TH FLOOR, FP
PITTSBURGH, PA 15224
Nurse Practitioner (Pediatrics)
4401 PENN AVE, HEM/ONC 8TH FLOOR FP
PITTSBURGH, PA 15224
Speech-Language Pathologist
4401 PENN AVE, 3RD FLOOR ALLIGATOR POD
PITTSBURGH, PA 15224
Speech-Language Pathologist
4401 PENN AVE
PITTSBURGH, PA 15224
Pediatrics (Pediatric Endocrinology)
4401 PENN AVE, 8TH FLOOR FACULTY PAVILION
PITTSBURGH, PA 15224
Genetic Counselor, MS
4401 PENN AVE, FACULTY PAVILION SUITE 1200
PITTSBURGH, PA 15224
Pediatrics
4401 PENN AVE, SUITE 2000 FACULTY PAVILION, CHILDREN'S HOSPITAL OF PGH
PITTSBURGH, PA 15224
Pediatrics
4401 PENN AVE
PITTSBURGH, PA 15224
Dentist (Orthodontics and Dentofacial Orthopedics)
4401 PENN AVE, CHILDREN'S HOPSITAL UPMC, FACULTY PAVILION 7TH FL, 7108
PITTSBURGH, PA 15224
Physician Assistant
4401 PENN AVE
PITTSBURGH, PA 15224
Pediatrics
4401 PENN AVE, AOB, SUITE 5400
PITTSBURGH, PA 15224
Anesthesiology
4401 PENN AVE, DEPARTMENT OF ANESTHESIA - SUITE 5643
PITTSBURGH, PA 15224
General Acute Care Hospital (Children)
4401 PENN AVE
PITTSBURGH, PA 15224
Pediatrics
4401 PENN AVE
PITTSBURGH, PA 15224
Pediatrics
4401 PENN AVE, SUITE 5400
PITTSBURGH, PA 15224

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1649116104, enumerated as an "individual" on April 27, 2026.

The provider is located at 4401 PENN AVE PITTSBURGH, PA 15224 and the phone number is (412) 692-5285.

Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.