DR. CECIL O LYNCH MD
NPI 1760824833
Obstetrics & Gynecology - Gynecologic Oncology in Granite Bay, CA

NPI Status: Active since July 18, 2013

Contact Information

6500 COUNTRYWOODS LANE
GRANITE BAY, CA
ZIP 95746
Phone: (916) 412-5504
Fax: (916) 797-2567

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  • Individual
  • Male
  • Obstetrics & Gynecology
  • Gynecologic Oncology

About CECIL LYNCH

This page provides the complete NPI Profile along with additional information for Cecil Lynch, a women's health care provider established in Granite Bay, California with a medical specialization in Obstetrics & Gynecology, focusing in gynecologic oncology . The healthcare provider is registered in the NPI registry with number 1760824833 assigned on July 2013. The practitioner's primary taxonomy code is 207VX0201X with license number G61610 (CA). The provider is registered as an individual and his NPI record was last updated 13 years ago.

NPI
1760824833
Provider Name
DR. CECIL O LYNCH MD
Gender
Male
Entity Type
Individual
Location Address
6500 COUNTRYWOODS LANE GRANITE BAY, CA 95746
Location Phone
(916) 412-5504
Location Fax
(916) 797-2567
Mailing Address
6500 COUNTRYWOODS LN GRANITE BAY, CA 95746
Mailing Phone
(916) 412-5504
Mailing Fax
(916) 797-2567
Is Sole Proprietor?
Yes
Enumeration Date
07-18-2013
Last Update Date
07-18-2013
Code Navigator

Women's health care providers like Cecil Lynch 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.

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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 Gynecologic Oncology

Taxonomy Code
207VX0201X
Type
Allopathic & Osteopathic Physicians
License No.
G61610
License State
CA
Taxonomy Description
An obstetrician/gynecologist who provides consultation and comprehensive management of patients with gynecologic cancer, including those diagnostic and therapeutic procedures necessary for the total care of the patient with gynecologic cancer and resulting complications.

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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 1760824833, 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
7
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
0
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
2
Unchanged
Pos 7
4
Doubled → 8
Pos 8
8
Unchanged
Pos 9
3
Doubled → 6
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 6 → 12 → 3 8 → 16 → 7 4 → 8 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 2 + 0 + 1 + 6 + 2 + 8 + 8 + 6 + 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 1760824833.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1760824833, enumerated as an "individual" on July 18, 2013.

The provider is located at 6500 COUNTRYWOODS LANE GRANITE BAY, CA 95746 and the phone number is (916) 412-5504.

Obstetrics & Gynecology with taxonomy code 207VX0201X and a focus in Gynecologic Oncology.