MENALAM HEALTH SERVICES PC
NPI 1003779596
Radiology - Diagnostic Radiology in Glendora, CA

NPI Status: Active since December 03, 2025

Contact Information

250 S GRAND AVE
GLENDORA, CA
ZIP 91741
Phone: (626) 963-8411

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  • Organization
  • Radiology
  • Diagnostic Radiology

About MENALAM HEALTH SERVICES PC

This page provides the complete NPI Profile along with additional information for Menalam Health Services Pc, a provider established in Glendora, California operating as a Radiology, focusing in diagnostic radiology . The healthcare provider is registered in the NPI registry with number 1003779596 assigned on December 2025. The practitioner's primary taxonomy code is 2085R0202X. The provider is registered as an organization and their NPI record was last updated one year ago. Menalam Health Services Pc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is David Andrew Birdsall Md (Coo)

NPI
1003779596
Provider Name
MENALAM HEALTH SERVICES PC
Entity Type
Organization
Location Address
250 S GRAND AVE GLENDORA, CA 91741
Location Phone
(626) 963-8411
Mailing Address
2100 POWELL ST STE 400 EMERYVILLE, CA 94608
Mailing Phone
(510) 350-2600
Is Sole Proprietor?
No
Is Organization Subpart?
Yes
Enumeration Date
12-03-2025
Last Update Date
12-03-2025
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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

Radiology Diagnostic Radiology

Taxonomy Code
2085R0202X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas 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

DAVID ANDREW BIRDSALL MD

Authorized Official Title
COO
Authorized Official Phone
(510) 851-7411

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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 1003779596, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
0
Unchanged
Pos 3
0
Doubled → 0
Pos 4
3
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
7
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
5
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
6
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 0 → 0 7 → 14 → 5 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 + 0 + 0 + 3 + 1 + 4 + 7 + 1 + 8 + 5 + 1 + 8 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1003779596.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Pathology (Anatomic Pathology & Clinical Pathology)
250 S GRAND AVE
GLENDORA, CA 91741
Emergency Medicine
250 S GRAND AVE
GLENDORA, CA 91741
Nurse Practitioner (Family)
250 S GRAND AVE
GLENDORA, CA 91741
Nurse Practitioner (Family)
250 S GRAND AVE
GLENDORA, CA 91741
Emergency Medicine
250 S GRAND AVE
GLENDORA, CA 91741
Nurse Practitioner
250 S GRAND AVE, FOOTHILL PRESBYTERIAN HOSPITAL
GLENDORA, CA 91741
Anesthesiology
250 S GRAND AVE
GLENDORA, CA 91741
Anesthesiology
250 S GRAND AVE
GLENDORA, CA 91741
Physician Assistant (Surgical)
250 S GRAND AVE
GLENDORA, CA 91741
Family Medicine (Geriatric Medicine)
250 S GRAND AVE
GLENDORA, CA 91741
Emergency Medicine
250 S GRAND AVE
GLENDORA, CA 91741
Clinic/Center (Radiology, Mobile)
250 S GRAND AVE
GLENDORA, CA 91741
Anesthesiology
250 S GRAND AVE
GLENDORA, CA 91741
Emergency Medicine
250 S GRAND AVE
GLENDORA, CA 91741
Pathology (Anatomic Pathology & Clinical Pathology)
250 S GRAND AVE
GLENDORA, CA 91741
Anesthesiology
250 S GRAND AVE
GLENDORA, CA 91741
Anesthesiology
250 S GRAND AVE
GLENDORA, CA 91741
Emergency Medicine
250 S GRAND AVE
GLENDORA, CA 91741
Nurse Practitioner (Family)
250 S GRAND AVE
GLENDORA, CA 91741
Emergency Medicine
250 S GRAND AVE
GLENDORA, CA 91741

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1003779596, enumerated as an "organization" on December 03, 2025.

The provider is located at 250 S GRAND AVE GLENDORA, CA 91741 and the phone number is (626) 963-8411.

Radiology with taxonomy code 2085R0202X and a focus in Diagnostic Radiology.