RICHARD G QUIST, MD MEDICAL CORPORATION INC.
NPI 1447405808
Internal Medicine - Gastroenterology in Newport Beach, CA

NPI Status: Active since November 25, 2008

Contact Information

361 HOSPITAL RD
STE 331
NEWPORT BEACH, CA
ZIP 92663
Phone: (949) 645-8300
Fax: (949) 645-0200

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  • Organization
  • Internal Medicine
  • Gastroenterology
  • CLIA Number: 05D2141819
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 10-24-2026

About RICHARD G QUIST, MD MEDICAL CORPORATION INC.

This page provides the complete NPI Profile along with additional information for Richard G Quist, Md Medical Corporation Inc., an internist established in Newport Beach, California operating as a Internal Medicine, focusing in gastroenterology . The healthcare provider is registered in the NPI registry with number 1447405808 assigned on November 2008. The practitioner's primary taxonomy code is 207RG0100X with license number A65910 (CA). The provider is registered as an organization and their NPI record was last updated 15 years ago. 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 Richard G Quist M.d. (Physician/ceo)

NPI
1447405808
Provider Name
RICHARD G QUIST, MD MEDICAL CORPORATION INC.
Entity Type
Organization
Location Address
361 HOSPITAL RD STE 331 NEWPORT BEACH, CA 92663
Location Phone
(949) 645-8300
Location Fax
(949) 645-0200
Mailing Address
361 HOSPITAL RD STE 331 NEWPORT BEACH, CA 92663
Mailing Phone
(949) 645-8300
Mailing Fax
(949) 645-0200
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
11-25-2008
Last Update Date
01-25-2011
Code Navigator

An internist like Richard G Quist, Md Medical Corporation Inc. is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, 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

Internal Medicine Gastroenterology

Taxonomy Code
207RG0100X
Type
Allopathic & Osteopathic Physicians
License No.
A65910
License State
CA
Taxonomy Description
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

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.

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

RICHARD G QUIST M.D.

Authorized Official Title
PHYSICIAN/CEO
Authorized Official Phone
(949) 645-8300

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
05D2141819
Facility Type
Physician Office
Certificate Effective Date
October 25, 2024
Certificate Expiration Date
October 24, 2026
Laboratory Director
FRANCIS S. HEINEMANN
Certificate Type
Certificate of Compliance
Certificate Type Description
This CLIA certificate is issued to Richard G Quist, Md Medical Corporation Inc. after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements. This type of certificate is issued to laboratories that perform nonwaived (moderate and/or high complexity) testing.

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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 1447405808, 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
4
Unchanged
Pos 3
4
Doubled → 8
Pos 4
7
Unchanged
Pos 5
4
Doubled → 8
Pos 6
0
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
8
Unchanged
Pos 9
0
Doubled → 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 4 → 8 4 → 8 5 → 10 → 1 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 8 + 7 + 8 + 0 + 1 + 0 + 8 + 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 1447405808.

Other Providers at the Same Location


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

Internal Medicine (Hematology & Oncology)
361 HOSPITAL RD, STE 530
NEWPORT BEACH, CA 92663
Ophthalmology
361 HOSPITAL RD, SUITE 126
NEWPORT BEACH, CA 92663
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
361 HOSPITAL RD, SUITE 523
NEWPORT BEACH, CA 92663
Obstetrics & Gynecology
361 HOSPITAL RD, SUITE 533
NEWPORT BEACH, CA 92663
Obstetrics & Gynecology
361 HOSPITAL RD, SUITE 533
NEWPORT BEACH, CA 92663
Family Medicine
361 HOSPITAL RD, 322
NEWPORT BEACH, CA 92663
Family Medicine
361 HOSPITAL RD, 322
NEWPORT BEACH, CA 92663
Family Medicine
361 HOSPITAL RD, 322
NEWPORT BEACH, CA 92663
Internal Medicine (Gastroenterology)
361 HOSPITAL RD, SUITE 331
NEWPORT BEACH, CA 92663
Obstetrics & Gynecology (Reproductive Endocrinology)
361 HOSPITAL RD, SUITE 333
NEWPORT BEACH, CA 92663
Otolaryngology
361 HOSPITAL RD, STE 325
NEWPORT BEACH, CA 92663
Specialist
361 HOSPITAL RD, SUITE 424
NEWPORT BEACH, CA 92663
Otolaryngology (Facial Plastic Surgery)
361 HOSPITAL RD, SUITE #329
NEWPORT BEACH, CA 92663
Surgery (Plastic and Reconstructive Surgery)
361 HOSPITAL RD, SUITE 427
NEWPORT BEACH, CA 92663
Otolaryngology
361 HOSPITAL RD, SUITE #329
NEWPORT BEACH, CA 92663
Anesthesiology
361 HOSPITAL RD, SUITE 124
NEWPORT BEACH, CA 92663
Genetic Counselor, MS
361 HOSPITAL RD, SUITE 224
NEWPORT BEACH, CA 92663
Radiology (Diagnostic Radiology)
361 HOSPITAL RD, SUITE 528
NEWPORT BEACH, CA 92663
Psychiatry & Neurology (Neurology)
361 HOSPITAL RD, STE 331
NEWPORT BEACH, CA 92663
Physician Assistant
361 HOSPITAL RD, SUITE 333
NEWPORT BEACH, CA 92663

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1447405808, enumerated as an "organization" on November 25, 2008.

The provider is located at 361 HOSPITAL RD STE 331 NEWPORT BEACH, CA 92663 and the phone number is (949) 645-8300.

Internal Medicine with taxonomy code 207RG0100X and a focus in Gastroenterology.