MARK H MAZUR MD
NPI 1245328228
Internal Medicine - Infectious Disease in Thousand Oaks, CA

NPI Status: Active since October 11, 2006

Contact Information

2220 LYNN ROAD
SUITE 301
THOUSAND OAKS, CA
ZIP 91360
Phone: (805) 495-1073
Fax: (805) 495-5836

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  • Individual
  • Male
  • Internal Medicine
  • Infectious Disease
  • CLIA Number: 05D0559388
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 08-31-2026

About MARK MAZUR

This page provides the complete NPI Profile along with additional information for Mark Mazur, an internist established in Thousand Oaks, California with a medical specialization in Internal Medicine, focusing in infectious disease . The healthcare provider is registered in the NPI registry with number 1245328228 assigned on October 2006. The practitioner's primary taxonomy code is 207RI0200X with license number G36084 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1245328228
Provider Name
MARK H MAZUR MD
Gender
Male
Entity Type
Individual
Location Address
2220 LYNN ROAD SUITE 301 THOUSAND OAKS, CA 91360
Location Phone
(805) 495-1073
Location Fax
(805) 495-5836
Mailing Address
2220 LYNN ROAD SUITE 301 THOUSAND OAKS, CA 91360
Mailing Phone
(805) 495-1073
Mailing Fax
(805) 495-5836
Is Sole Proprietor?
No
Enumeration Date
10-11-2006
Last Update Date
07-08-2007
Code Navigator

An internist like Mark Mazur 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 Infectious Disease

Taxonomy Code
207RI0200X
Type
Allopathic & Osteopathic Physicians
License No.
G36084
License State
CA
Taxonomy Description
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

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
WG36084AMEDICARE ID-TYPE UNSPECIFIED (04)CA 
00G360840MEDICAID (05)CA 
A91744MEDICARE UPIN (02) 

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
05D0559388
Facility Type
Physician Office
Certificate Effective Date
September 01, 2024
Certificate Expiration Date
August 31, 2026
Laboratory Director
MARK H. MAZUR
Certificate Type
Certificate for Provider-Performed Microscopy Procedures (PPMP)
Certificate Type Description
This CLIA certificate is issued to Mark Mazur 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 1245328228, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
4
Doubled → 8
Pos 4
5
Unchanged
Pos 5
3
Doubled → 6
Pos 6
2
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
2
Unchanged
Pos 9
2
Doubled → 4
Check
8
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 8 → 16 → 7 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 8 + 5 + 6 + 2 + 1 + 6 + 2 + 4 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1245328228.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Family Medicine
2220 LYNN ROAD, #204
THOUSAND OAKS, CA 91360
Internal Medicine (Cardiovascular Disease)
2220 LYNN ROAD, #103
THOUSAND OAKS, CA 91360

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1245328228, enumerated as an "individual" on October 11, 2006.

The provider is located at 2220 LYNN ROAD SUITE 301 THOUSAND OAKS, CA 91360 and the phone number is (805) 495-1073.

Internal Medicine with taxonomy code 207RI0200X and a focus in Infectious Disease.

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