MARSHALL ADVANCED NURSING PRACTICE PC
NPI 1184453052
Nurse Practitioner - Psychiatric/Mental Health in Ontario, CA
NPI Status: Active since July 30, 2024
Contact Information
3200 E GUASTI RD
ONTARIO, CA
ZIP 91761
Phone: (909) 755-6610
Fax: (909) 385-3335
- Organization
- Nurse Practitioner
- Psychiatric/Mental Health
About MARSHALL ADVANCED NURSING PRACTICE PC
This page provides the complete NPI Profile along with additional information for Marshall Advanced Nursing Practice Pc, a provider established in Ontario, California operating as a Nurse Practitioner, focusing in psychiatric/mental health . The healthcare provider is registered in the NPI registry with number 1184453052 assigned on July 2024. The practitioner's primary taxonomy code is 363LP0808X. The provider is registered as an organization and their NPI record was last updated February 2026. 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 Michael Marshall Pmhnp (Manager)
- NPI
- 1184453052
- Provider Name
- MARSHALL ADVANCED NURSING PRACTICE PC
- Entity Type
- Organization
- Location Address
- 3200 E GUASTI RD ONTARIO, CA 91761
- Location Phone
- (909) 755-6610
- Location Fax
- (909) 385-3335
- Mailing Address
- 3200 E GUASTI RD ONTARIO, CA 91761
- Mailing Phone
- (909) 755-6610
- Mailing Fax
- (909) 385-3335
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 07-30-2024
- Last Update Date
- 02-24-2026
- Code Navigator
A nurse practitioner (NP) like Marshall Advanced Nursing Practice Pc 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 Psychiatric/Mental Health
- Taxonomy Code
- 363LP0808X
- Type
- Physician Assistants & Advanced Practice Nursing Providers
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.
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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 1184453052, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 58 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 14 providers are registered at the same or a nearby location.
ONTARIO, CA 91761
ONTARIO, CA 91761
ONTARIO, CA 91761
ONTARIO, CA 91761
ONTARIO, CA 91761
ONTARIO, CA 91761
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1184453052, enumerated as an "organization" on July 30, 2024.
The provider is located at 3200 E GUASTI RD ONTARIO, CA 91761 and the phone number is (909) 755-6610.
Nurse Practitioner with taxonomy code 363LP0808X and a focus in Psychiatric/Mental Health.
