DR. SPENCER K MARTIN M.D.
NPI 1942325220
Internal Medicine in Brentwood, CA

NPI Status: Active since March 19, 2007

Contact Information

2400 BALFOUR RD
SUITE 120
BRENTWOOD, CA
ZIP 94513
Phone: (925) 308-8112
Fax: (925) 308-8710

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  • Individual
  • Female
  • Internal Medicine

About SPENCER MARTIN

This page provides the complete NPI Profile along with additional information for Spencer Martin, an internist established in Brentwood, California with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1942325220 assigned on March 2007. The practitioner's primary taxonomy code is 207R00000X with license number C53514 (CA). The provider is registered as an individual and her NPI record was last updated 14 years ago.

NPI
1942325220
Provider Name
DR. SPENCER K MARTIN M.D.
Gender
Female
Entity Type
Individual
Location Address
2400 BALFOUR RD SUITE 120 BRENTWOOD, CA 94513
Location Phone
(925) 308-8112
Location Fax
(925) 308-8710
Mailing Address
DEPT 34929 P.O. 39000 SAN FRANCISCO, CA 94139
Mailing Phone
(925) 952-2828
Mailing Fax
(925) 308-8710
Is Sole Proprietor?
No
Enumeration Date
03-19-2007
Last Update Date
06-21-2012
Code Navigator

An internist like Spencer Martin 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.

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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

Internal Medicine

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
C53514
License State
CA
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

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.

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
CW736ZMEDICARE PIN (08)CA 
P00824968OTHER (01)CARAILROAD MEDICARE

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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 1942325220, 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
9
Unchanged
Pos 3
4
Doubled → 8
Pos 4
2
Unchanged
Pos 5
3
Doubled → 6
Pos 6
2
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
2
Unchanged
Pos 9
2
Doubled → 4
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 4 → 8 3 → 6 5 → 10 → 1 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 8 + 2 + 6 + 2 + 1 + 0 + 2 + 4 + 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 1942325220.

Other Providers at the Same Location


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

Family Medicine
2400 BALFOUR RD, SUITE 120
BRENTWOOD, CA 94513
Pediatrics
2400 BALFOUR RD, SUITE 229
BRENTWOOD, CA 94513
Internal Medicine (Cardiovascular Disease)
2400 BALFOUR RD, #215
BRENTWOOD, CA 94513
Dentist (Orthodontics and Dentofacial Orthopedics)
2400 BALFOUR RD, SUITE 315
BRENTWOOD, CA 94513
Internal Medicine
2400 BALFOUR RD, SUITE 120
BRENTWOOD, CA 94513
Family Medicine
2400 BALFOUR RD, SUITE 120
BRENTWOOD, CA 94513
Family Medicine
2400 BALFOUR RD, #120
BRENTWOOD, CA 94513
Family Medicine
2400 BALFOUR RD, SUITE 120
BRENTWOOD, CA 94513
Clinic/Center (Primary Care)
2400 BALFOUR RD, SUITE 302
BRENTWOOD, CA 94513
Pediatrics
2400 BALFOUR RD, SUITE 229
BRENTWOOD, CA 94513
Dentist (Pediatric Dentistry)
2400 BALFOUR RD, SUITE 309
BRENTWOOD, CA 94513
Family Medicine
2400 BALFOUR RD, SUITE 120
BRENTWOOD, CA 94513
Family Medicine
2400 BALFOUR RD, STE 120
BRENTWOOD, CA 94513
Family Medicine
2400 BALFOUR RD, STE 120
BRENTWOOD, CA 94513
Pediatrics
2400 BALFOUR RD, #229
BRENTWOOD, CA 94513
Family Medicine
2400 BALFOUR RD, SUITE 120
BRENTWOOD, CA 94513
Plastic Surgery
2400 BALFOUR RD, SUITE 230
BRENTWOOD, CA 94513
Radiology (Diagnostic Radiology)
2400 BALFOUR RD
BRENTWOOD, CA 94513
Clinic/Center (Ambulatory Surgical)
2400 BALFOUR RD, SUITE 320
BRENTWOOD, CA 94513

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1942325220, enumerated as an "individual" on March 19, 2007.

The provider is located at 2400 BALFOUR RD SUITE 120 BRENTWOOD, CA 94513 and the phone number is (925) 308-8112.

Internal Medicine with taxonomy code 207R00000X.

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