DR. APRIL L. MCGILL M.D.
NPI 1225266760
Obstetrics & Gynecology in Oceanside, CA

NPI Status: Active since June 23, 2009

Contact Information

PO BOX 555191
OCEANSIDE, CA
ZIP 92055
Phone: (760) 719-3105
Fax: (760) 725-1235

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  • Individual
  • Female
  • Obstetrics & Gynecology

About APRIL MCGILL

This page provides the complete NPI Profile along with additional information for April Mcgill, a women's health care provider established in Oceanside, California with a medical specialization in Obstetrics & Gynecology. The healthcare provider is registered in the NPI registry with number 1225266760 assigned on June 2009. The practitioner's primary taxonomy code is 207V00000X with license number C200510 (CA). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1225266760
Provider Name
DR. APRIL L. MCGILL M.D.
Other Name
DR. APRIL MCGILL STUDLEY M.D.
Other Name Type
Former Name (1)
Gender
Female
Entity Type
Individual
Location Address
PO BOX 555191 OCEANSIDE, CA 92055
Location Phone
(760) 719-3105
Location Fax
(760) 725-1235
Mailing Address
PO BOX 555191 OCEANSIDE, CA 92055
Mailing Phone
(760) 725-1090
Mailing Fax
(760) 725-1235
Is Sole Proprietor?
Yes
Enumeration Date
06-23-2009
Last Update Date
10-20-2025
Code Navigator

Women's health care providers like April Mcgill 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.
C200510
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.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207V00000XAllopathic & Osteopathic Physicians

Obstetrics & Gynecology

01069320A (IN)

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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 1225266760, 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 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
2
Unchanged
Pos 3
2
Doubled → 4
Pos 4
5
Unchanged
Pos 5
2
Doubled → 4
Pos 6
6
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
7
Unchanged
Pos 9
6
Doubled → 12 → 1 + 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 2 → 4 2 → 4 6 → 12 → 3 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 4 + 5 + 4 + 6 + 1 + 2 + 7 + 1 + 2 + 24 = 60

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

The next multiple of ten after 60 is 60. The difference is the calculated check digit.

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1225266760.

Other Providers at the Same Location


The following 14 providers are registered at the same or a nearby location.

Social Worker (Clinical)
PO BOX 555191
CAMP PENDLETON, CA 92055
Advanced Practice Midwife
PO BOX 555191
CAMP PENDLETON, CA 92055
Anesthesiology
PO BOX 555191
CAMP PENDLETON, CA 92055
Surgery
PO BOX 555191
CAMP PENDLETON, CA 92055
Counselor (Addiction (Substance Use Disorder))
PO BOX 555191
CAMP PENDLETON, CA 92055
Emergency Medicine
PO BOX 555191
CAMP PENDLETON, CA 92055
Social Worker (Clinical)
PO BOX 555191
CAMP PENDLETON, CA 92055
Internal Medicine (Infectious Disease)
PO BOX 555191
CAMP PENDLETON, CA 92055
Social Worker (Clinical)
PO BOX 555191
CAMP PENDLETON, CA 92055
Psychiatry & Neurology (Psychiatry)
PO BOX 555191
CAMP PENDLETON, CA 92055
Orthopaedic Surgery
PO BOX 555191
CAMP PENDLETON, CA 92055
Preventive Medicine (Aerospace Medicine)
PO BOX 555191
CAMP PENDLETON, CA 92055
Physician Assistant
PO BOX 555191
CAMP PENDLETON, CA 92055
Radiology (Diagnostic Radiology)
PO BOX 555191
CAMP PENDLETON, CA 92055

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1225266760, enumerated as an "individual" on June 23, 2009.

The provider is located at PO BOX 555191 OCEANSIDE, CA 92055 and the phone number is (760) 719-3105.

Obstetrics & Gynecology with taxonomy code 207V00000X.