DR. ARNOLD MYOORAN MAHESAN MD
NPI 1679994420
Obstetrics & Gynecology - Reproductive Endocrinology in Beverly Hills, CA
NPI Status: Active since December 20, 2013
Contact Information
435 N ROXBURY DR STE 315
BEVERLY HILLS, CA
ZIP 90210
Phone: (310) 623-6888
- Individual
- Male
- Obstetrics & Gynecology
- Reproductive Endocrinology
- CLIA Number: 05D2328929
- CLIA Cert. Type: Physician Office
- CLIA Exp. Date: 08-18-2027
About ARNOLD MAHESAN
This page provides the complete NPI Profile along with additional information for Arnold Mahesan, a women's health care provider established in Beverly Hills, California with a medical specialization in Obstetrics & Gynecology, focusing in reproductive endocrinology . The healthcare provider is registered in the NPI registry with number 1679994420 assigned on December 2013. The practitioner's primary taxonomy code is 207VE0102X with license number C196307 (CA). The provider is registered as an individual and his NPI record was last updated January 2026.
- NPI
- 1679994420
- Provider Name
- DR. ARNOLD MYOORAN MAHESAN MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 435 N ROXBURY DR STE 315 BEVERLY HILLS, CA 90210
- Location Phone
- (310) 623-6888
- Mailing Address
- 435 N ROXBURY DR STE 315 BEVERLY HILLS, CA 90210
- Mailing Phone
- (310) 623-6888
- Is Sole Proprietor?
- No
- Enumeration Date
- 12-20-2013
- Last Update Date
- 01-26-2026
- Code Navigator
Women's health care providers like Arnold Mahesan 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 Reproductive Endocrinology
- Taxonomy Code
- 207VE0102X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- C196307
- License State
- CA
- Taxonomy Description
- An obstetrician/gynecologist who is capable of managing complex problems relating to reproductive endocrinology and infertility.
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) |
|---|---|---|---|---|
| 1 | 207VE0102X | Allopathic & Osteopathic Physicians | Obstetrics & Gynecology | 334964 (NY) |
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
- 05D2328929
- Facility Type
- Physician Office
- Certificate Effective Date
- August 19, 2025
- Certificate Expiration Date
- August 18, 2027
- Laboratory Director
- ARNOLD M. MAHESAN
- Certificate Type
- Certificate for Provider-Performed Microscopy Procedures (PPMP)
- Certificate Type Description
- This CLIA certificate is issued to Arnold Mahesan 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 1679994420, 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 80. The final step is to find the difference between that total and the next multiple of ten (80 - 80 = 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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 80 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 3 providers are registered at the same or a nearby location.
BEVERLY HILLS, CA 90210
BEVERLY HILLS, CA 90210
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1679994420, enumerated as an "individual" on December 20, 2013.
The provider is located at 435 N ROXBURY DR STE 315 BEVERLY HILLS, CA 90210 and the phone number is (310) 623-6888.
Obstetrics & Gynecology with taxonomy code 207VE0102X and a focus in Reproductive Endocrinology.
