INLAND FACULTY SPECIALISTS, A CALIFORNIA PROFESSIONAL CORPORATION
NPI 1295117299
Obstetrics & Gynecology - Maternal & Fetal Medicine in Riverside, CA

NPI Status: Active since June 25, 2015

Contact Information

4153 RUBIDOUX AVE
RIVERSIDE, CA
ZIP 92506
Phone: (951) 384-7311
Fax: (951) 342-3064

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  • Organization
  • Obstetrics & Gynecology
  • Maternal & Fetal Medicine
  • CLIA Number: 05D2110009
  • CLIA Cert. Type: Other - CLINIC
  • CLIA Exp. Date: 03-06-2028

About INLAND FACULTY SPECIALISTS, A CALIFORNIA PROFESSIONAL CORPORATION

This page provides the complete NPI Profile along with additional information for Inland Faculty Specialists, A California Professional Corporation, a women's health care provider established in Riverside, California operating as a Obstetrics & Gynecology, focusing in maternal & fetal medicine . The healthcare provider is registered in the NPI registry with number 1295117299 assigned on June 2015. The practitioner's primary taxonomy code is 207VM0101X. The provider is registered as an organization and their NPI record was last updated 6 years ago. Inland Faculty Specialists, A California Professional Corporation 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 Guillermo J. Valenzuela Md (President)

NPI
1295117299
Provider Name
INLAND FACULTY SPECIALISTS, A CALIFORNIA PROFESSIONAL CORPORATION
Entity Type
Organization
Location Address
4153 RUBIDOUX AVE RIVERSIDE, CA 92506
Location Phone
(951) 384-7311
Location Fax
(951) 342-3064
Mailing Address
PO BOX 1762 COLTON, CA 92324
Mailing Phone
(909) 580-6333
Mailing Fax
(951) 342-3064
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
06-25-2015
Last Update Date
05-29-2020
Code Navigator

Women's health care providers like Inland Faculty Specialists, A California Professional Corporation treat and diagnose diseases and conditions that affect a woman's physical and emotional health. Women's health professionals come from a variety of different specialties, including obstetrician/gynecologists, general surgeons, perinatologists, physician assistants, nurse practitioners or nurse midwives. A women's health provider might help you with family planning, breast care, pregnancy and child birth, osteoporosis, menopause, heart disease, 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

Obstetrics & Gynecology Maternal & Fetal Medicine

Taxonomy Code
207VM0101X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An obstetrician/gynecologist who cares for, or provides consultation on, patients with complications of pregnancy. This specialist has advanced knowledge of the obstetrical, medical and surgical complications of pregnancy and their effect on both the mother and the fetus. The specialist also possesses expertise in the most current diagnostic and treatment modalities used in the care of patients with complicated pregnancies.

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)
12080P0006XAllopathic & Osteopathic Physicians

Pediatrics
Developmental - Behavioral Pediatrics

 
22080P0008XAllopathic & Osteopathic Physicians

Pediatrics
Neurodevelopmental Disabilities

 

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

GUILLERMO J. VALENZUELA MD

Authorized Official Title
PRESIDENT
Authorized Official Phone
(909) 580-6333

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
05D2110009
Facility Type
Other - CLINIC
Certificate Effective Date
March 07, 2026
Certificate Expiration Date
March 06, 2028
Laboratory Director
KRISTINA A. ROLOFF
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Inland Faculty Specialists, A California Professional Corporation to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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 1295117299, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
2
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
5
Unchanged
Pos 5
1
Doubled → 2
Pos 6
1
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
2
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
9
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 1 → 2 7 → 14 → 5 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 8 + 5 + 2 + 1 + 1 + 4 + 2 + 1 + 8 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1295117299.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1295117299, enumerated as an "organization" on June 25, 2015.

The provider is located at 4153 RUBIDOUX AVE RIVERSIDE, CA 92506 and the phone number is (951) 384-7311.

Obstetrics & Gynecology with taxonomy code 207VM0101X and a focus in Maternal & Fetal Medicine.