ELK REGIONAL PROFESSIONAL GROUP, INC.
NPI 1104828110
Nurse Practitioner in St Marys, PA

NPI Status: Active since August 10, 2005

Contact Information

763 JOHNSONBURG RD
ST. MARYS FINANCE DEPARTMENT
ST MARYS, PA
ZIP 15857
Phone: (814) 788-8580
Fax: (814) 788-8092

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  • Organization
  • Nurse Practitioner

About ELK REGIONAL PROFESSIONAL GROUP, INC.

This page provides the complete NPI Profile along with additional information for Elk Regional Professional Group, Inc., a provider established in St Marys, Pennsylvania operating as a Nurse Practitioner. The healthcare provider is registered in the NPI registry with number 1104828110 assigned on August 2005. The practitioner's primary taxonomy code is 363L00000X. The provider is registered as an organization and their NPI record was last updated one year ago. Elk Regional Professional Group, Inc. operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Rita V Olszewski (Vice President)

NPI
1104828110
Provider Name
ELK REGIONAL PROFESSIONAL GROUP, INC.
Entity Type
Organization
Location Address
763 JOHNSONBURG RD ST. MARYS FINANCE DEPARTMENT ST MARYS, PA 15857
Location Phone
(814) 788-8580
Location Fax
(814) 788-8092
Mailing Address
763 JOHNSONBURG RD ST. MARYS FINANCE DEPARTMENT ST MARYS, PA 15857
Mailing Phone
(814) 788-8580
Mailing Fax
(814) 788-8092
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
08-10-2005
Last Update Date
09-11-2025
Code Navigator

A nurse practitioner (NP) like Elk Regional Professional Group, Inc. 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

Taxonomy Code
363L00000X
Type
Physician Assistants & Advanced Practice Nursing Providers
Taxonomy Description
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207L00000XAllopathic & Osteopathic Physicians

Anesthesiology

 
2207LP2900XAllopathic & Osteopathic Physicians

Anesthesiology
Pain Medicine

 
3207P00000XAllopathic & Osteopathic Physicians

Emergency Medicine

 
4207Q00000XAllopathic & Osteopathic Physicians

Family Medicine

 
5207R00000XAllopathic & Osteopathic Physicians

Internal Medicine

 
6207RC0000XAllopathic & Osteopathic Physicians

Internal Medicine
Cardiovascular Disease

 
7207RR0500XAllopathic & Osteopathic Physicians

Internal Medicine
Rheumatology

 
8207X00000XAllopathic & Osteopathic Physicians

Orthopaedic Surgery

 
9207ZP0102XAllopathic & Osteopathic Physicians

Pathology
Anatomic Pathology & Clinical Pathology

 
10208600000XAllopathic & Osteopathic Physicians

Surgery

 
112251E1300XRespiratory, Developmental, Rehabilitative and Restorative Service Providers

Physical Therapist
Electrophysiology, Clinical

 
12363A00000XPhysician Assistants & Advanced Practice Nursing Providers

Physician Assistant

 
13367500000XPhysician Assistants & Advanced Practice Nursing Providers

Nurse Anesthetist, Certified Registered

 

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas 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

RITA V OLSZEWSKI

Authorized Official Title
VICE PRESIDENT
Authorized Official Phone
(814) 788-8580

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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 1104828110, we treat the final digit (0) 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 50. The final step is to find the difference between that total and the next multiple of ten (50 - 50 = 0).

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
1
Unchanged
Pos 3
0
Doubled → 0
Pos 4
4
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
2
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
1
Unchanged
Pos 9
1
Doubled → 2
Check
0
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 8 → 16 → 7 8 → 16 → 7 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 0 + 4 + 1 + 6 + 2 + 1 + 6 + 1 + 2 + 24 = 50

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

The next multiple of ten after 50 is 50. The difference is the calculated check digit.

50 - 50 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1104828110.

Other Providers at the Same Location


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

Nurse Anesthetist, Certified Registered
763 JOHNSONBURG RD, ERPG ANESTHESIA SERVICES
SAINT MARYS, PA 15857
Anesthesiology
763 JOHNSONBURG RD, ERPG ANESTHESIA SERVICES
ST MARYS, PA 15857
Anesthesiology
763 JOHNSONBURG RD, ANESTHESIA DEPARTMENT
ST MARYS, PA 15857
Pathology (Anatomic Pathology & Clinical Pathology)
763 JOHNSONBURG RD
ST MARYS, PA 15857
Physician Assistant
763 JOHNSONBURG RD
ST MARYS, PA 15857
Occupational Therapist
763 JOHNSONBURG RD
SAINT MARYS, PA 15857
Clinic/Center (End-Stage Renal Disease (ESRD) Treatment)
763 JOHNSONBURG RD
SAINT MARYS, PA 15857
Dietitian, Registered
763 JOHNSONBURG RD
SAINT MARYS, PA 15857
Internal Medicine (Hematology & Oncology)
763 JOHNSONBURG RD
SAINT MARYS, PA 15857
Durable Medical Equipment & Medical Supplies
763 JOHNSONBURG RD
SAINT MARYS, PA 15857
Occupational Therapist
763 JOHNSONBURG RD
SAINT MARYS, PA 15857
Occupational Therapist
763 JOHNSONBURG RD
SAINT MARYS, PA 15857
General Acute Care Hospital
763 JOHNSONBURG RD
SAINT MARYS, PA 15857
Clinic/Center (End-Stage Renal Disease (ESRD) Treatment)
763 JOHNSONBURG RD
SAINT MARYS, PA 15857
Speech-Language Pathologist
763 JOHNSONBURG RD
SAINT MARYS, PA 15857
Dietitian, Registered
763 JOHNSONBURG RD
SAINT MARYS, PA 15857
Specialist
763 JOHNSONBURG RD
SAINT MARYS, PA 15857
Emergency Medicine
763 JOHNSONBURG RD
ST MARYS, PA 15857
Emergency Medicine
763 JOHNSONBURG RD
SAINT MARYS, PA 15857
Anesthesiology
763 JOHNSONBURG RD
SAINT MARYS, PA 15857

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1104828110, enumerated as an "organization" on August 10, 2005.

The provider is located at 763 JOHNSONBURG RD ST. MARYS FINANCE DEPARTMENT ST MARYS, PA 15857 and the phone number is (814) 788-8580.

Nurse Practitioner with taxonomy code 363L00000X.