DR. KAITLYN ELIZABETH WELCH DO
NPI 1972434488
Family Medicine in York, PA

NPI Status: Active since May 26, 2026

Contact Information

1001 S GEORGE ST
YORK, PA
ZIP 17403
Phone: (717) 851-2521
Fax: (717) 851-5955

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  • Individual
  • Female
  • Family Medicine

About KAITLYN WELCH

This page provides the complete NPI Profile along with additional information for Kaitlyn Welch, a primary care provider established in York, Pennsylvania with a medical specialization in Family Medicine. The healthcare provider is registered in the NPI registry with number 1972434488 assigned on May 2026. The practitioner's primary taxonomy code is 207Q00000X with license number OT025451 (PA). The provider is registered as an individual and her NPI record was last updated May 2026.

NPI
1972434488
Provider Name
DR. KAITLYN ELIZABETH WELCH DO
Gender
Female
Entity Type
Individual
Location Address
1001 S GEORGE ST YORK, PA 17403
Location Phone
(717) 851-2521
Location Fax
(717) 851-5955
Mailing Address
1001 S GEORGE ST YORK, PA 17403
Mailing Phone
(717) 851-2521
Mailing Fax
(717) 851-5955
Is Sole Proprietor?
No
Enumeration Date
05-26-2026
Last Update Date
05-26-2026
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A primary care provider (PCP) like Kaitlyn Welch 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 .

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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

Family Medicine

Taxonomy Code
207Q00000X
Type
Allopathic & Osteopathic Physicians
License No.
OT025451
License State
PA
Taxonomy Description
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

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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 1972434488, we treat the final digit (8) 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).

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

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 + 8 + 3 + 8 + 4 + 1 + 6 + 24 = 72

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

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1972434488.

Other Providers at the Same Location


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

Pharmacist (Pharmacotherapy)
1001 S GEORGE ST
YORK, PA 17403
Radiology (Diagnostic Radiology)
1001 S GEORGE ST
YORK, PA 17403
Radiology (Diagnostic Radiology)
1001 S GEORGE ST
YORK, PA 17403
Pathology (Anatomic Pathology & Clinical Pathology)
1001 S GEORGE ST
YORK, PA 17403
Internal Medicine (Infectious Disease)
1001 S GEORGE ST, MKB 4TH FLR
YORK, PA 17403
Internal Medicine (Infectious Disease)
1001 S GEORGE ST, 4TH FLOOR KETTERMAN BUILDING
YORK, PA 17403
Anesthesiology
1001 S GEORGE ST
YORK, PA 17403
Anesthesiology
1001 S GEORGE ST
YORK, PA 17403
Anesthesiology
1001 S GEORGE ST
YORK, PA 17403
Anesthesiology
1001 S GEORGE ST
YORK, PA 17403
Anesthesiology
1001 S GEORGE ST
YORK, PA 17403
Anesthesiology
1001 S GEORGE ST
YORK, PA 17403
Anesthesiology
1001 S GEORGE ST
YORK, PA 17403
Nurse Anesthetist, Certified Registered
1001 S GEORGE ST
YORK, PA 17403
Anesthesiology
1001 S GEORGE ST
YORK, PA 17403
Anesthesiology
1001 S GEORGE ST
YORK, PA 17403
Nurse Anesthetist, Certified Registered
1001 S GEORGE ST
YORK, PA 17403
Nurse Anesthetist, Certified Registered
1001 S GEORGE ST
YORK, PA 17403
Anesthesiology
1001 S GEORGE ST
YORK, PA 17403
Anesthesiology
1001 S GEORGE ST
YORK, PA 17403

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1972434488, enumerated as an "individual" on May 26, 2026.

The provider is located at 1001 S GEORGE ST YORK, PA 17403 and the phone number is (717) 851-2521.

Family Medicine with taxonomy code 207Q00000X.