CHRISTINE M. RILEY, M.D., INC.
NPI 1023287943
Obstetrics & Gynecology in Walnut Creek, CA

NPI Status: Active since February 25, 2008

Contact Information

2121 YGNACIO VALLEY RD
SUITE E206
WALNUT CREEK, CA
ZIP 94598
Phone: (925) 932-0390
Fax: (925) 932-0370

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  • Organization
  • Obstetrics & Gynecology

About CHRISTINE M. RILEY, M.D., INC.

This page provides the complete NPI Profile along with additional information for Christine M. Riley, M.d., Inc., a women's health care provider established in Walnut Creek, California operating as a Obstetrics & Gynecology. The healthcare provider is registered in the NPI registry with number 1023287943 assigned on February 2008. The practitioner's primary taxonomy code is 207V00000X with license number G78613 (CA). The provider is registered as an organization and their NPI record was last updated 10 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 Dr. Christine M. Riley M.d. (Owner)

NPI
1023287943
Provider Name
CHRISTINE M. RILEY, M.D., INC.
Entity Type
Organization
Location Address
2121 YGNACIO VALLEY RD SUITE E206 WALNUT CREEK, CA 94598
Location Phone
(925) 932-0390
Location Fax
(925) 932-0370
Mailing Address
2121 YGNACIO VALLEY RD SUITE E206 WALNUT CREEK, CA 94598
Mailing Phone
(925) 932-0390
Mailing Fax
(925) 932-0370
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
02-25-2008
Last Update Date
01-05-2016
Code Navigator

Women's health care providers like Christine M. Riley, M.d., Inc. 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

Taxonomy Code
207V00000X
Type
Allopathic & Osteopathic Physicians
License No.
G78613
License State
CA
Taxonomy Description
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

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

DR. CHRISTINE M. RILEY M.D.

Authorized Official Title
OWNER
Authorized Official Phone
(925) 932-0390

Reviews for CHRISTINE M. RILEY, M.D., INC.

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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 1023287943, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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
0
Unchanged
Pos 3
2
Doubled → 4
Pos 4
3
Unchanged
Pos 5
2
Doubled → 4
Pos 6
8
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
9
Unchanged
Pos 9
4
Doubled → 8
Check
3
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 2 → 4 2 → 4 7 → 14 → 5 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 4 + 3 + 4 + 8 + 1 + 4 + 9 + 8 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1023287943.

Other Providers at the Same Location


The following 19 providers are registered at the same or a nearby location.

Specialist
2121 YGNACIO VALLEY RD, BLDG. E, SUITE 101
WALNUT CREEK, CA 94598
Internal Medicine (Critical Care Medicine)
2121 YGNACIO VALLEY RD, SUITE E 104
WALNUT CREEK, CA 94598
Obstetrics & Gynecology
2121 YGNACIO VALLEY RD, SUITE E206
WALNUT CREEK, CA 94598
Otolaryngology
2121 YGNACIO VALLEY RD, SUITE G2
WALNUT CREEK, CA 94598
Acupuncturist
2121 YGNACIO VALLEY RD, SUITE G1
WALNUT CREEK, CA 94598
Acupuncturist
2121 YGNACIO VALLEY RD, SUITE G1
WALNUT CREEK, CA 94598
Nurse Practitioner (Obstetrics & Gynecology)
2121 YGNACIO VALLEY RD, BLDG. E, SUITE 101
WALNUT CREEK, CA 94598
Surgery
2121 YGNACIO VALLEY RD, SUITE E204
WALNUT CREEK, CA 94598
Dentist (Orthodontics and Dentofacial Orthopedics)
2121 YGNACIO VALLEY RD, BUILDING F
WALNUT CREEK, CA 94598
Internal Medicine (Pulmonary Disease)
2121 YGNACIO VALLEY RD, SUITE E-104
WALNUT CREEK, CA 94598
Nurse Practitioner (Women's Health)
2121 YGNACIO VALLEY RD, STE E101
WALNUT CREEK, CA 94598
Obstetrics & Gynecology (Obstetrics)
2121 YGNACIO VALLEY RD, SUITE E101
WALNUT CREEK, CA 94598
Dentist (General Practice)
2121 YGNACIO VALLEY RD, BLDG. E STE. 202
WALNUT CREEK, CA 94598
Dentist (General Practice)
2121 YGNACIO VALLEY RD, SUITE E-202
WALNUT CREEK, CA 94598
Specialist
2121 YGNACIO VALLEY RD, BLDG. E, SUITE 101
WALNUT CREEK, CA 94598
Speech-Language Pathologist
2121 YGNACIO VALLEY RD
WALNUT CREEK, CA 94598
Nurse Practitioner (Family)
2121 YGNACIO VALLEY RD, BUILDING E SUITE 101
WALNUT CREEK, CA 94598
Chiropractor
2121 YGNACIO VALLEY RD, SUITE F
WALNUT CREEK, CA 94598
Chiropractor
2121 YGNACIO VALLEY RD, STE F
WALNUT CREEK, CA 94598

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1023287943, enumerated as an "organization" on February 25, 2008.

The provider is located at 2121 YGNACIO VALLEY RD SUITE E206 WALNUT CREEK, CA 94598 and the phone number is (925) 932-0390.

Obstetrics & Gynecology with taxonomy code 207V00000X.