GREAT VALLEY OBGYN
NPI 1376988410
Obstetrics & Gynecology in Exton, PA

NPI Status: Active since May 02, 2013

Contact Information

495 THOMAS JONES WAY
MAIN LINE HEALTH CTR SUITE 210
EXTON, PA
ZIP 19341
Phone: (484) 565-8550
Fax: (610) 280-1569

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  • Organization
  • Obstetrics & Gynecology
  • CLIA Number: 39D1014580
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 07-09-2027

About GREAT VALLEY OBGYN

This page provides the complete NPI Profile along with additional information for Great Valley Obgyn, a women's health care provider established in Exton, Pennsylvania operating as a Obstetrics & Gynecology. The healthcare provider is registered in the NPI registry with number 1376988410 assigned on May 2013. The practitioner's primary taxonomy code is 207V00000X. The provider is registered as an organization and their NPI record was last updated 13 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 Carol Coldren Md (Physician)

NPI
1376988410
Provider Name
GREAT VALLEY OBGYN
Entity Type
Organization
Location Address
495 THOMAS JONES WAY MAIN LINE HEALTH CTR SUITE 210 EXTON, PA 19341
Location Phone
(484) 565-8550
Location Fax
(610) 280-1569
Mailing Address
495 THOMAS JONES WAY MAIN LINE HEALTH CTR SUITE 210 EXTON, PA 19341
Mailing Phone
(484) 565-8550
Mailing Fax
(610) 280-1569
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
05-02-2013
Last Update Date
05-02-2013
Code Navigator

Women's health care providers like Great Valley Obgyn 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
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

CAROL COLDREN MD

Authorized Official Title
PHYSICIAN
Authorized Official Phone
(484) 565-8550

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
39D1014580
Facility Type
Physician Office
Certificate Effective Date
July 10, 2025
Certificate Expiration Date
July 09, 2027
Laboratory Director
DR. RADHIKA P. KAKARLA
Certificate Type
Certificate for Provider-Performed Microscopy Procedures (PPMP)
Certificate Type Description
This CLIA certificate is issued to Great Valley Obgyn 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 1376988410, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).

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
3
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
6
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
8
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
4
Unchanged
Pos 9
1
Doubled → 2
Check
0
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 7 → 14 → 5 9 → 18 → 9 8 → 16 → 7 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 4 + 6 + 1 + 8 + 8 + 1 + 6 + 4 + 2 + 24 = 70

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

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

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1376988410.

Other Providers at the Same Location


The following 12 providers are registered at the same or a nearby location.

Dentist (General Practice)
495 THOMAS JONES WAY, SUITE 102
EXTON, PA 19341
Nurse Practitioner (Obstetrics & Gynecology)
495 THOMAS JONES WAY, SUITE 210
EXTON, PA 19341
Obstetrics & Gynecology
495 THOMAS JONES WAY, SUITE 210 MAIN LINE HEALTH CENTER
EXTON, PA 19341
Internal Medicine (Gastroenterology)
495 THOMAS JONES WAY, SUITE 200
EXTON, PA 19341
Anesthesiology (Pain Medicine)
495 THOMAS JONES WAY, SUITE 304
EXTON, PA 19341
Clinic/Center (End-Stage Renal Disease (ESRD) Treatment)
495 THOMAS JONES WAY
EXTON, PA 19341
Obstetrics & Gynecology
495 THOMAS JONES WAY, BAXTER BLDG 2 SUITE 210
EXTON, PA 19341
Family Medicine
495 THOMAS JONES WAY, SUITE 306
EXTON, PA 19341
Family Medicine
495 THOMAS JONES WAY, SUITE 100
EXTON, PA 19341
Family Medicine
495 THOMAS JONES WAY, SUITE 306
EXTON, PA 19341
Social Worker (Clinical)
495 THOMAS JONES WAY
EXTON, PA 19341
Counselor
495 THOMAS JONES WAY
EXTON, PA 19341

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1376988410, enumerated as an "organization" on May 02, 2013.

The provider is located at 495 THOMAS JONES WAY MAIN LINE HEALTH CTR SUITE 210 EXTON, PA 19341 and the phone number is (484) 565-8550.

Obstetrics & Gynecology with taxonomy code 207V00000X.