DERMATOLOGY PHYSICIANS INC
NPI 1790657526
Physician Assistant in Lancaster, PA

NPI Status: Active since September 22, 2025

Contact Information

203 NORTH LIME STREET
LANCASTER, PA
ZIP 17602
Phone: (717) 392-6267
Fax: (717) 392-6059

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  • Organization
  • Physician Assistant

About DERMATOLOGY PHYSICIANS INC

This page provides the complete NPI Profile along with additional information for Dermatology Physicians Inc, a primary care provider established in Lancaster, Pennsylvania operating as a Physician Assistant. The healthcare provider is registered in the NPI registry with number 1790657526 assigned on September 2025. The practitioner's primary taxonomy code is 363A00000X. The provider is registered as an organization and their NPI record was last updated one year 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. The authorized official of this NPI record is Tanya Mull (Manager)

NPI
1790657526
Provider Name
DERMATOLOGY PHYSICIANS INC
Entity Type
Organization
Location Address
203 NORTH LIME STREET LANCASTER, PA 17602
Location Phone
(717) 392-6267
Location Fax
(717) 392-6059
Mailing Address
203 NORTH LIME STREET LANCASTER, PA 17602
Mailing Phone
(717) 392-6267
Mailing Fax
(717) 392-6059
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-22-2025
Last Update Date
09-22-2025
Code Navigator

A primary care provider (PCP) like Dermatology Physicians Inc 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

Physician Assistant

Taxonomy Code
363A00000X
Type
Physician Assistants & Advanced Practice Nursing Providers
Taxonomy Description
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

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.

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

TANYA MULL

Authorized Official Title
MANAGER
Authorized Official Phone
(717) 392-6267

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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 1790657526, 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 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
7
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
0
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
5
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
5
Unchanged
Pos 9
2
Doubled → 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 6 → 12 → 3 7 → 14 → 5 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 8 + 0 + 1 + 2 + 5 + 1 + 4 + 5 + 4 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1790657526.

Other Providers at the Same Location


The following 7 providers are registered at the same or a nearby location.

Nurse Practitioner (Family)
203 NORTH LIME STREET
LANCASTER, PA 17602
Dermatology
203 NORTH LIME STREET
LANCASTER, PA 17602
Nurse Practitioner (Family)
203 NORTH LIME STREET
LANCASTER, PA 17602
Physician Assistant
203 NORTH LIME STREET
LANCASTER, PA 17602
Dermatology (Procedural Dermatology)
203 NORTH LIME STREET
LANCASTER, PA 17602
Dermatology
203 NORTH LIME STREET
LANCASTER, PA 17602
Physician Assistant
203 NORTH LIME STREET
LANCASTER, PA 17602

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1790657526, enumerated as an "organization" on September 22, 2025.

The provider is located at 203 NORTH LIME STREET LANCASTER, PA 17602 and the phone number is (717) 392-6267.

Physician Assistant with taxonomy code 363A00000X.