RITCHKEN AND FIRST MEDICAL GROUP
NPI 1598819898
Clinic/Center - Multi-Specialty in San Diego, CA

NPI Status: Active since January 23, 2007

Contact Information

4282 GENESEE AVE
SUITE 103
SAN DIEGO, CA
ZIP 92117
Phone: (858) 292-0108
Fax: (858) 292-9097

Get Directions Write a Review

  • Organization
  • Clinic/Center
  • Multi-Specialty

About RITCHKEN AND FIRST MEDICAL GROUP

This page provides the complete NPI Profile along with additional information for Ritchken And First Medical Group, a provider established in San Diego, California operating as a Clinic/center, focusing in multi-specialty . The healthcare provider is registered in the NPI registry with number 1598819898 assigned on January 2007. The practitioner's primary taxonomy code is 261QM1300X with license number A33952 (CA). The provider is registered as an organization and their NPI record was last updated 7 years ago. The authorized official of this NPI record is Mrs. Maribel Alexander (Office Manager)

NPI
1598819898
Provider Name
RITCHKEN AND FIRST MEDICAL GROUP
Entity Type
Organization
Location Address
4282 GENESEE AVE SUITE 103 SAN DIEGO, CA 92117
Location Phone
(858) 292-0108
Location Fax
(858) 292-9097
Mailing Address
4282 GENESEE AVE SUITE 103 SAN DIEGO, CA 92117
Mailing Phone
(858) 292-0108
Mailing Fax
(858) 292-9097
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-23-2007
Last Update Date
05-31-2019
Code Navigator

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

Clinic/Center Multi-Specialty

Taxonomy Code
261QM1300X
Type
Ambulatory Health Care Facilities
License No.
A33952
License State
CA

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

MRS. MARIBEL ALEXANDER

Authorized Official Title
OFFICE MANAGER
Authorized Official Phone
(858) 292-0108

Reviews for RITCHKEN AND FIRST MEDICAL GROUP

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1598819898, 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 82. The final step is to find the difference between that total and the next multiple of ten (90 - 82 = 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
5
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
8
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
1
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
8
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 9 → 18 → 9 8 → 16 → 7 9 → 18 → 9 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 8 + 8 + 1 + 6 + 1 + 1 + 8 + 8 + 1 + 8 + 24 = 82

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

The next multiple of ten after 82 is 90. The difference is the calculated check digit.

90 - 82 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1598819898.

Other Providers at the Same Location


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

Obstetrics & Gynecology
4282 GENESEE AVE, STE 201
SAN DIEGO, CA 92117
Internal Medicine
4282 GENESEE AVE, SUITE 103
SAN DIEGO, CA 92117
Internal Medicine
4282 GENESEE AVE, #103
SAN DIEGO, CA 92117
Physical Medicine & Rehabilitation (Pain Medicine)
4282 GENESEE AVE, SUITE 304
SAN DIEGO, CA 92117
Physical Medicine & Rehabilitation
4282 GENESEE AVE, STE 302
SAN DIEGO, CA 92117
Nurse Practitioner (Adult Health)
4282 GENESEE AVE, SUITE 103
SAN DIEGO, CA 92117
Non-Pharmacy Dispensing Site
4282 GENESEE AVE, SUITE 103
SAN DIEGO, CA 92117
Obstetrics & Gynecology
4282 GENESEE AVE, SUITE 201
SAN DIEGO, CA 92117
Audiologist-Hearing Aid Fitter
4282 GENESEE AVE, SUITE 301
SAN DIEGO, CA 92117
Non-Pharmacy Dispensing Site
4282 GENESEE AVE, SUITE 102
SAN DIEGO, CA 92117
Nurse Practitioner
4282 GENESEE AVE, SUITE 103
SAN DIEGO, CA 92117
Audiologist
4282 GENESEE AVE, SUITE 301
SAN DIEGO, CA 92117
Non-Pharmacy Dispensing Site
4282 GENESEE AVE, 302
SAN DIEGO, CA 92117
Pain Medicine (Interventional Pain Medicine)
4282 GENESEE AVE, SUITE 304
SAN DIEGO, CA 92117
Internal Medicine
4282 GENESEE AVE, SUITE 102
SAN DIEGO, CA 92117
Clinic/Center (Primary Care)
4282 GENESEE AVE, SUITE 202
SAN DIEGO, CA 92117
General Practice
4282 GENESEE AVE, SUITE 202
SAN DIEGO, CA 92117
Obstetrics & Gynecology
4282 GENESEE AVE, SUITE 201
SAN DIEGO, CA 92117
Obstetrics & Gynecology
4282 GENESEE AVE, SUITE 201
SAN DIEGO, CA 92117

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1598819898, enumerated as an "organization" on January 23, 2007.

The provider is located at 4282 GENESEE AVE SUITE 103 SAN DIEGO, CA 92117 and the phone number is (858) 292-0108.

Clinic/Center with taxonomy code 261QM1300X and a focus in Multi-Specialty.