FIRME GROUP
NPI 1891668760
Nurse Practitioner in San Bernardino, CA

NPI Status: Active since September 26, 2025

Contact Information

599 N ARROWHEAD AVE UNIT 9
SAN BERNARDINO, CA
ZIP 92401
Phone: (909) 567-8832

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  • Organization
  • Nurse Practitioner

About FIRME GROUP

This page provides the complete NPI Profile along with additional information for Firme Group, a provider established in San Bernardino, California operating as a Nurse Practitioner. The healthcare provider is registered in the NPI registry with number 1891668760 assigned on September 2025. The practitioner's primary taxonomy code is 363L00000X. The provider is registered as an organization and their NPI record was last updated February 2026. Firme Group 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 Keisha Murphy Np (Owner)

NPI
1891668760
Provider Name
FIRME GROUP
Entity Type
Organization
Location Address
599 N ARROWHEAD AVE UNIT 9 SAN BERNARDINO, CA 92401
Location Phone
(909) 567-8832
Mailing Address
PO BOX 7436 SAN BERNARDINO, CA 92411
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-26-2025
Last Update Date
02-26-2026
Code Navigator

A nurse practitioner (NP) like Firme Group 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)
1363LP0808XPhysician Assistants & Advanced Practice Nursing Providers

Nurse Practitioner
Psychiatric/Mental Health

 

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

KEISHA MURPHY NP

Authorized Official Title
OWNER
Authorized Official Phone
(206) 456-6933

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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 1891668760, 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 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
8
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
1
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
6
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
7
Unchanged
Pos 9
6
Doubled → 12 → 1 + 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 9 → 18 → 9 6 → 12 → 3 8 → 16 → 7 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 8 + 1 + 1 + 2 + 6 + 1 + 6 + 7 + 1 + 2 + 24 = 70

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

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

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1891668760.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Nurse Practitioner (Psychiatric/Mental Health)
599 N ARROWHEAD AVE UNIT 9
SAN BERNARDINO, CA 92401

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1891668760, enumerated as an "organization" on September 26, 2025.

The provider is located at 599 N ARROWHEAD AVE UNIT 9 SAN BERNARDINO, CA 92401 and the phone number is (909) 567-8832.

Nurse Practitioner with taxonomy code 363L00000X.