SIERRA NEVADA PRIMARY CARE
NPI 1548458839
Pediatrics in Grass Valley, CA

NPI Status: Active since October 11, 2007

Contact Information

140 LITTON DR STE 120
GRASS VALLEY, CA
ZIP 95945
Phone: (530) 272-9770
Fax: (530) 272-9796

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  • Organization
  • Pediatrics

About SIERRA NEVADA PRIMARY CARE

This page provides the complete NPI Profile along with additional information for Sierra Nevada Primary Care, a pediatrician established in Grass Valley, California operating as a Pediatrics. The healthcare provider is registered in the NPI registry with number 1548458839 assigned on October 2007. The practitioner's primary taxonomy code is 208000000X with license number A26753 (CA). The provider is registered as an organization and their NPI record was last updated one year ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The provider's . The authorized official of this NPI record is Mara Berezniak Do (Do)

NPI
1548458839
Provider Legal Name
SIERRA NEVADA PRIMARY CARE
Other Organization Name
Other Name Type
(6)
Entity Type
Organization
Location Address
140 LITTON DR STE 120 GRASS VALLEY, CA 95945
Location Phone
(530) 272-9770
Location Fax
(530) 272-9796
Mailing Address
PO BOX 459001 GRASS VALLEY, CA 95945
Mailing Phone
(530) 272-9770
Mailing Fax
(530) 272-9796
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
10-11-2007
Last Update Date
10-24-2025
Code Navigator

A pediatrician like Sierra Nevada Primary Care is a physician who has completed a pediatric residency and is board-certified or board-eligible in a pediatric specialty. Pediatric care providers are trained to care for newborns, infants, children and adolescents. A pediatrician could perform physical exams, manage vaccinations, monitor development milestones, diagnose illnesses, infections, injuries or other health problems, 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

Pediatrics

Taxonomy Code
208000000X
Type
Allopathic & Osteopathic Physicians
License No.
A26753
License State
CA
Taxonomy Description
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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.

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

MARA BEREZNIAK DO

Authorized Official Title
DO
Authorized Official Phone
(530) 432-7023

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
ZZZ18985ZOTHER (01)CAMEDICARE PROVIDER NUMBER

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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 1548458839, 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 81. The final step is to find the difference between that total and the next multiple of ten (90 - 81 = 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
5
Unchanged
Pos 3
4
Doubled → 8
Pos 4
8
Unchanged
Pos 5
4
Doubled → 8
Pos 6
5
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
8
Unchanged
Pos 9
3
Doubled → 6
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 4 → 8 4 → 8 8 → 16 → 7 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 8 + 8 + 8 + 5 + 1 + 6 + 8 + 6 + 24 = 81

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

The next multiple of ten after 81 is 90. The difference is the calculated check digit.

90 - 81 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1548458839.

Other Providers at the Same Location


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

Specialist
140 LITTON DR STE 120
GRASS VALLEY, CA 95945
Pediatrics
140 LITTON DR STE 120
GRASS VALLEY, CA 95945
Family Medicine
140 LITTON DR STE 120
GRASS VALLEY, CA 95945
Registered Nurse (Community Health)
140 LITTON DR STE 120
GRASS VALLEY, CA 95945

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1548458839, enumerated as an "organization" on October 11, 2007.

The provider is located at 140 LITTON DR STE 120 GRASS VALLEY, CA 95945 and the phone number is (530) 272-9770.

Pediatrics with taxonomy code 208000000X.

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