MARY CATHERINE DRUDING CRNP
NPI 1609937358
Nurse Practitioner - Adult Health in Philadelphia, PA

NPI Status: Active since December 13, 2006

Contact Information

39TH AND MARKET STREET
PHI-2C
PHILADELPHIA, PA
ZIP 19104
Phone: (215) 662-9010

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  • Individual
  • Female
  • Nurse Practitioner
  • Adult Health

About MARY DRUDING

This page provides the complete NPI Profile along with additional information for Mary Druding, a provider established in Philadelphia, Pennsylvania with a medical specialization in Nurse Practitioner, focusing in adult health . The healthcare provider is registered in the NPI registry with number 1609937358 assigned on December 2006. The practitioner's primary taxonomy code is 363LA2200X with license number UP003950 (PA). The provider is registered as an individual and her NPI record was last updated 15 years ago.

NPI
1609937358
Provider Name
MARY CATHERINE DRUDING CRNP
Gender
Female
Entity Type
Individual
Location Address
39TH AND MARKET STREET PHI-2C PHILADELPHIA, PA 19104
Location Phone
(215) 662-9010
Mailing Address
51 N 39TH ST PHI- 2C PHILADELPHIA, PA 19104
Is Sole Proprietor?
No
Enumeration Date
12-13-2006
Last Update Date
02-04-2011
Code Navigator

A nurse practitioner (NP) like Mary Druding is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, 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

Nurse Practitioner Adult Health

Taxonomy Code
363LA2200X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
UP003950
License State
PA

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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 1609937358, 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 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
6
Unchanged
Pos 3
0
Doubled → 0
Pos 4
9
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
3
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
3
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 0 → 0 9 → 18 → 9 7 → 14 → 5 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 0 + 9 + 1 + 8 + 3 + 1 + 4 + 3 + 1 + 0 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1609937358.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1609937358, enumerated as an "individual" on December 13, 2006.

The provider is located at 39TH AND MARKET STREET PHI-2C PHILADELPHIA, PA 19104 and the phone number is (215) 662-9010.

Nurse Practitioner with taxonomy code 363LA2200X and a focus in Adult Health.