JUDY S. BERTELSEN M.D.
NPI 1881747426
Internal Medicine - Geriatric Medicine in Alameda, CA

NPI Status: Active since January 18, 2007

Contact Information

2401 BLANDING AVE
ALAMEDA, CA
ZIP 94501
Phone: (510) 486-1467

Get Directions Write a Review

  • Individual
  • Female
  • Internal Medicine
  • Geriatric Medicine

About JUDY BERTELSEN

This page provides the complete NPI Profile along with additional information for Judy Bertelsen, an internist established in Alameda, California with a medical specialization in Internal Medicine, focusing in geriatric medicine . The healthcare provider is registered in the NPI registry with number 1881747426 assigned on January 2007. The practitioner's primary taxonomy code is 207RG0300X with license number G79823 (CA). The provider is registered as an individual and her NPI record was last updated 17 years ago.

NPI
1881747426
Provider Name
JUDY S. BERTELSEN M.D.
Gender
Female
Entity Type
Individual
Location Address
2401 BLANDING AVE ALAMEDA, CA 94501
Location Phone
(510) 486-1467
Mailing Address
PO BOX 2774 BERKELEY, CA 94702
Mailing Phone
(510) 486-1467
Is Sole Proprietor?
Yes
Enumeration Date
01-18-2007
Last Update Date
01-16-2009
Code Navigator

An internist like Judy Bertelsen is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, 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

Internal Medicine Geriatric Medicine

Taxonomy Code
207RG0300X
Type
Allopathic & Osteopathic Physicians
License No.
G79823
License State
CA
Taxonomy Description
An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
H01717MEDICARE UPIN (02)CA 
00G798231MEDICARE ID-TYPE UNSPECIFIED (04)CA 
00G798230MEDICAID (05)CA 

Reviews for JUDY S. BERTELSEN M.D.

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 1881747426, 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
8
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
1
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
4
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
4
Unchanged
Pos 9
2
Doubled → 4
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 8 → 16 → 7 7 → 14 → 5 7 → 14 → 5 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 6 + 1 + 1 + 4 + 4 + 1 + 4 + 4 + 4 + 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 1881747426.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Skilled Nursing Facility
2401 BLANDING AVE
ALAMEDA, CA 94501
Occupational Therapist
2401 BLANDING AVE
ALAMEDA, CA 94501
Student in an Organized Health Care Education/Training Program
2401 BLANDING AVE
ALAMEDA, CA 94501
Occupational Therapy Assistant
2401 BLANDING AVE
ALAMEDA, CA 94501

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1881747426, enumerated as an "individual" on January 18, 2007.

The provider is located at 2401 BLANDING AVE ALAMEDA, CA 94501 and the phone number is (510) 486-1467.

Internal Medicine with taxonomy code 207RG0300X and a focus in Geriatric Medicine.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.