LEONID A TOLSTUNOV DDS, DMD
NPI 1255487179
Dentist - Oral and Maxillofacial Pathology in San Francisco, CA

NPI Status: Active since January 25, 2007

Contact Information

99 W PORTAL AVE
SAN FRANCISCO, CA
ZIP 94127
Phone: (415) 661-6006

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  • Individual
  • Male
  • Dentist
  • Oral and Maxillofacial Pathology
  • Accepts Insurance

About LEONID TOLSTUNOV

This page provides the complete NPI Profile along with additional information for Leonid Tolstunov, a provider established in San Francisco, California with a medical specialization in Dentist, focusing in oral and maxillofacial pathology . The healthcare provider is registered in the NPI registry with number 1255487179 assigned on January 2007. The practitioner's primary taxonomy code is 1223P0106X with license number 40500 (CA). The provider is registered as an individual and his NPI record was last updated 7 years ago.

NPI
1255487179
Provider Name
LEONID A TOLSTUNOV DDS, DMD
Other Name
DR. LEN TOLSTUNOV DDS, DMD
Other Name Type
Professional Name (2)
Gender
Male
Entity Type
Individual
Location Address
99 W PORTAL AVE SAN FRANCISCO, CA 94127
Location Phone
(415) 661-6006
Mailing Address
54 CRESTA VISTA DR SAN FRANCISCO, CA 94127
Mailing Phone
(415) 730-9140
Is Sole Proprietor?
No
Enumeration Date
01-25-2007
Last Update Date
07-08-2019
Code Navigator

A dentist like Leonid Tolstunov is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.

Location Map

Secondary Locations

  • 54 Cresta Vista Dr
    San Francisco, CA 94127
    (415) 730-9140
  • 1 Daniel Burnham Ct Ste 366C
    San Francisco, CA 94109
    (415) 730-9140

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

Dentist Oral and Maxillofacial Pathology

Taxonomy Code
1223P0106X
Type
Dental Providers
License No.
40500
License State
CA
Taxonomy Description
The specialty of dentistry and discipline of pathology that deals with the nature, identification, and management of diseases affecting the oral and maxillofacial regions. It is a science that investigates the causes, processes, and effects of these diseases. The practice of oral and maxillofacial pathology includes research and diagnosis of diseases using clinical, radiographic, microscopic, biochemical, or other examinations.

Insurance Plans Accepted

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

  • BEST Life Preferred Dental Plan - PPO
  • BEST Life Superior Dental Plan - PPO
  • BEST Life Essental Preferred Dental Plan - PPO
  • BEST Life Essental Value Dental Plan - PPO
  • BEST Life Essential Basic Dental Plan - PPO
  • BEST Life Essential Basic Dental - PPO
  • BEST Life Essential Basic Dental Plan - Indemnity
  • BEST Life Essential Basic Dental Plan - PPO
  • BEST Life Essential Value Dental Plan - PPO
  • BEST Life Essential Value Dental - PPO
  • BEST Life Essential Value Dental Plan - Indemnity
  • BEST Life Essential Value Dental Plan - PPO
  • BEST Life Preferred Dental - PPO
  • BEST Life Preferred Dental Plan - PPO
  • BEST Life Preferred Dental Plan - Indemnity
  • BEST Life Preferred Dental Plan - PPO
  • BEST Life Superior Dental - PPO
  • BEST Life Superior Dental Plan - PPO
  • BEST Life Superior Dental Plan - Indemnity
  • BEST Life Superior Dental Plan - PPO
  • BlueCare Dental 4 Kids? 1A - PPO
  • BlueCare Dental 4 Kids? 1B - PPO
  • BlueCare Dental? 1A - PPO
  • BlueCare Dental? 1B - PPO
  • BlueCare Dental? 1C - PPO
  • BlueCare Dental? 1D - PPO
  • BlueCare Dental 4 Kids? 1A - PPO
  • BlueCare Dental 4 Kids? 1B - PPO
  • BlueCare Dental? 1A - PPO
  • BlueCare Dental? 1B - PPO
  • BlueCare Dental? 1C - PPO
  • BlueCare Dental? 1D - PPO
  • BlueCare Dental 1D - PPO
  • BlueCare Dental 4 Kids? 1A - PPO
  • BlueCare Dental 4 Kids? 1B - PPO
  • BlueCare Dental? 1A - PPO
  • BlueCare Dental? 1B - PPO
  • BlueCare Dental? 1C - PPO
  • BlueDental Copayment Q - PPO
  • BlueDental Copayment QF - PPO
  • HRI Essential Plus Plan - HMO
  • HRI Essential Plus Plan - PPO
  • HRI Preventive Family Plan - HMO
  • HRI Preventive Family Plan - PPO
  • HRI Total Care Plan - HMO
  • HRI Total Care Plan - PPO
  • Humana Dental Smart Choice - PPO
  • Humana Dental Smart Choice - Basic - PPO
  • Humana Dental Smart Choice - High - PPO
  • Humana Dental Smart Choice - Lite - PPO
  • Humana Dental Smart Choice - Low - PPO
  • Paramount Dental Essential Plus Plan - EPO
  • Paramount Dental Preventive Family Plan - EPO
  • Paramount Dental Total Care Plan - EPO
  • Alabama Preferred Plan - PPO
  • Alabama Preferred Plan (Pediatric Only) - PPO
  • Alabama Preferred Plus Plan - PPO
  • Alabama Preferred Plus Plan (Pediatric Only) - PPO
  • Alabama Wellness Essentials Plan - PPO
  • Florida Preferred Plan - PPO
  • Florida Preferred Plan (Pediatric Only) - PPO
  • Florida Preferred Plus Plan - PPO
  • Florida Preferred Plus Plan (Pediatric Only) - PPO
  • Florida Wellness Essentials Plan - PPO
  • High PPO Dental Plan - PPO
  • High PPO Dental Plan (Pediatric Only) - PPO
  • Kansas Preferred Plan - PPO
  • Kansas Preferred Plan (Pediatric Only) - PPO
  • Kansas Wellness Essentials Plan - PPO
  • Low PPO Dental Plan - PPO
  • Low PPO Dental Plan (Pediatric Only) - PPO
  • Mississippi Preferred Plan - PPO
  • Mississippi Preferred Plan (Pediatric Only) - PPO
  • Mississippi Wellness Essentials Plan - PPO
  • Lone Star - Smile Now - PPO
  • Smile Now Arizona - No Waiting Period PPO - PPO
  • Smile Now Michigan - No Waiting Period PPO - PPO
  • Smile Now Ohio - No Waiting Period PPO - PPO
  • Smile Now Texas- No Waiting Period Plan - PPO
  • Smile Now Utah - No Waiting Period PPO - PPO

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

Reviews for LEONID A TOLSTUNOV DDS, DMD

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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 1255487179, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
5
Doubled → 10 → 1 + 0
Pos 4
5
Unchanged
Pos 5
4
Doubled → 8
Pos 6
8
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
1
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
9
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 5 → 10 → 1 4 → 8 7 → 14 → 5 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 0 + 5 + 8 + 8 + 1 + 4 + 1 + 1 + 4 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1255487179.

Other Providers at the Same Location


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

Dentist (Oral and Maxillofacial Surgery)
99 W PORTAL AVE
SAN FRANCISCO, CA 94127
Dentist (Oral and Maxillofacial Surgery)
99 W PORTAL AVE
SAN FRANCISCO, CA 94127
Dentist (Oral and Maxillofacial Surgery)
99 W PORTAL AVE
SAN FRANCISCO, CA 94127
Nurse Anesthetist, Certified Registered
99 W PORTAL AVE
SAN FRANCISCO, CA 94127

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1255487179, enumerated as an "individual" on January 25, 2007.

The provider is located at 99 W PORTAL AVE SAN FRANCISCO, CA 94127 and the phone number is (415) 661-6006.

Dentist with taxonomy code 1223P0106X and a focus in Oral and Maxillofacial Pathology.

The provider might be accepting Accepts: BEST Life, Blue Cross and Blue Shield of Montana,. Please consult your insurance carrier or call the provider to verify.