KATELYNN VLAHOS DO
NPI 1972233864
Obstetrics & Gynecology in Allentown, PA

NPI Status: Active since June 14, 2022

Contact Information

1200 S CEDAR CREST BLVD
ALLENTOWN, PA
ZIP 18103
Phone: (610) 402-8000

NPI Profile Information
Primary Taxonomy
Group Taxonomy
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Female
Obstetrics & Gynecology

About KATELYNN VLAHOS

This page provides the complete NPI Profile along with additional information for Katelynn Vlahos, a women's health care provider established in Allentown, Pennsylvania with a medical specialization in Obstetrics & Gynecology. The healthcare provider is registered in the NPI registry with number 1972233864 assigned on June 2022. The practitioner's primary taxonomy code is 207V00000X with license number OT021872 (PA). The provider is registered as an individual and her NPI record was last updated 4 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.

NPI: 1972233864
Provider Name: KATELYNN VLAHOS DO
Gender: Female
Entity Type: Individual
Location Address: 1200 S CEDAR CREST BLVD ALLENTOWN, PA 18103
Location Phone: (610) 402-8000
Mailing Address: 1625 LEHIGH PKWY E APT 402 ALLENTOWN, PA 18103
Mailing Phone: (412) 992-6626
Is Sole Proprietor?: Yes
Enumeration Date: 06-14-2022
Last Update Date: 06-14-2022
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Women's health care providers like Katelynn Vlahos treat and diagnose diseases and conditions that affect a woman's physical and emotional health. Women's health professionals come from a variety of different specialties, including obstetrician/gynecologists, general surgeons, perinatologists, physician assistants, nurse practitioners or nurse midwives. A women's health provider might help you with family planning, breast care, pregnancy and child birth, osteoporosis, menopause, heart disease, 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: Obstetrics & Gynecology
Taxonomy Code: 207V00000X
Type: Allopathic & Osteopathic Physicians
License No.: OT021872
License State: PA
Taxonomy Description: An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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 1972233864, 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 14 → 1 + 4

Pos 4

Unchanged

Pos 5

Doubled → 4

Pos 6

Unchanged

Pos 7

Doubled → 6

Pos 8

Unchanged

Pos 9

Doubled → 12 → 1 + 2

Check

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 7 → 14 → 5 2 → 4 3 → 6 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 4 + 2 + 4 + 3 + 6 + 8 + 1 + 2 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4

This NPI is valid

The calculated check digit is 4, which matches the last digit of 1972233864.