DIABLO VALLEY PERINATAL ASSOCIATES, INC
NPI 1255645172
Obstetrics & Gynecology - Maternal & Fetal Medicine in Walnut Creek, CA

NPI Status: Active since August 03, 2010

Contact Information

110 TAMPICO
SUITE 100
WALNUT CREEK, CA
ZIP 94598
Phone: (925) 891-9033
Fax: (925) 891-9066

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  • Organization
  • Obstetrics & Gynecology
  • Maternal & Fetal Medicine
  • CLIA Number: 05D0928023
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 02-02-2028

About DIABLO VALLEY PERINATAL ASSOCIATES, INC

This page provides the complete NPI Profile along with additional information for Diablo Valley Perinatal Associates, Inc, a women's health care provider established in Walnut Creek, California operating as a Obstetrics & Gynecology, focusing in maternal & fetal medicine . The healthcare provider is registered in the NPI registry with number 1255645172 assigned on August 2010. The practitioner's primary taxonomy code is 207VM0101X with license number A68616 (CA). The provider is registered as an organization and their NPI record was last updated 12 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. Jeffrey Dennis Traynor Md (President)

NPI
1255645172
Provider Name
DIABLO VALLEY PERINATAL ASSOCIATES, INC
Entity Type
Organization
Location Address
110 TAMPICO SUITE 100 WALNUT CREEK, CA 94598
Location Phone
(925) 891-9033
Location Fax
(925) 891-9066
Mailing Address
110 TAMPICO SUITE 100 WALNUT CREEK, CA 94598
Mailing Phone
(925) 891-9033
Mailing Fax
(925) 891-9066
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
08-03-2010
Last Update Date
01-21-2014
Code Navigator

Women's health care providers like Diablo Valley Perinatal Associates, 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 Maternal & Fetal Medicine

Taxonomy Code
207VM0101X
Type
Allopathic & Osteopathic Physicians
License No.
A68616
License State
CA
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.

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.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

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. JEFFREY DENNIS TRAYNOR MD

Authorized Official Title
PRESIDENT
Authorized Official Phone
(925) 891-9033

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
00A686253MEDICARE UPIN (02)CA 
00A686162MEDICARE UPIN (02)CA 
00A686250MEDICAID (05)CA 
00A6866160MEDICAID (05)CA 

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
05D0928023
Facility Type
Physician Office
Certificate Effective Date
February 03, 2026
Certificate Expiration Date
February 02, 2028
Laboratory Director
JEFFREY TRAYNOR, MD
Certificate Type
Certificate for Provider-Performed Microscopy Procedures (PPMP)
Certificate Type Description
This CLIA certificate is issued to Diablo Valley Perinatal Associates, Inc in which a physician, midlevel practitioner or dentist that performs specific microscopy procedures during the course of a patient's visit. A limited list of provider-performed microscopy procedures is included under this certificate type, which are categorized as moderate 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 1255645172, 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 48. The final step is to find the difference between that total and the next multiple of ten (50 - 48 = 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.

Pos 1
1
Doubled → 2
Pos 2
2
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
5
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
4
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
1
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
2
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 5 → 10 → 1 6 → 12 → 3 5 → 10 → 1 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 0 + 5 + 1 + 2 + 4 + 1 + 0 + 1 + 1 + 4 + 24 = 48

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

The next multiple of ten after 48 is 50. The difference is the calculated check digit.

50 - 48 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1255645172.

Other Providers at the Same Location


The following 6 providers are registered at the same or a nearby location.

Dermatology (MOHS-Micrographic Surgery)
110 TAMPICO, SUITE 200
WALNUT CREEK, CA 94598
Obstetrics & Gynecology
110 TAMPICO, #210
WALNUT CREEK, CA 94598
Obstetrics & Gynecology (Obstetrics)
110 TAMPICO, SUITE 220
WALNUT CREEK, CA 94598
Advanced Practice Midwife
110 TAMPICO, STE 220
WALNUT CREEK, CA 94598
Genetic Counselor, MS
110 TAMPICO
WALNUT CREEK, CA 94598
Physician Assistant (Medical)
110 TAMPICO, STE 210
WALNUT CREEK, CA 94598

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1255645172, enumerated as an "organization" on August 03, 2010.

The provider is located at 110 TAMPICO SUITE 100 WALNUT CREEK, CA 94598 and the phone number is (925) 891-9033.

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

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.