MARSHALL MEDICAL CENTER
NPI 1609062389
Obstetrics & Gynecology - Obstetrics in Placerville, CA

NPI Status: Active since September 17, 2007

Contact Information

1095 MARSHALL WAY
SUITE 201
PLACERVILLE, CA
ZIP 95667
Phone: (530) 626-6155

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  • Organization
  • Obstetrics & Gynecology
  • Obstetrics
  • CLIA Number: 05D0909775
  • CLIA Cert. Type: Hospital
  • CLIA Exp. Date: 12-16-2025

About MARSHALL MEDICAL CENTER

This page provides the complete NPI Profile along with additional information for Marshall Medical Center, a women's health care provider established in Placerville, California operating as a Obstetrics & Gynecology, focusing in obstetrics . The healthcare provider is registered in the NPI registry with number 1609062389 assigned on September 2007. The practitioner's primary taxonomy code is 207VX0000X. The provider is registered as an organization and their NPI record was last updated March 2026. Marshall Medical Center operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The provider's . The authorized official of this NPI record is Siri Nelson (Ceo)

NPI
1609062389
Provider Legal Name
MARSHALL MEDICAL CENTER
Other Organization Name
Other Name Type
(6)
Entity Type
Organization
Location Address
1095 MARSHALL WAY SUITE 201 PLACERVILLE, CA 95667
Location Phone
(530) 626-6155
Mailing Address
PO BOX 45680 SAN FRANCISCO, CA 94145
Mailing Phone
(530) 626-6155
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-17-2007
Last Update Date
03-09-2026
Code Navigator

Women's health care providers like Marshall Medical Center treat and diagnose diseases and conditions that affect a woman's physical and emotional health. Women's health professionals come from a variety of different specialties, including obstetrician/gynecologists, general surgeons, perinatologists, physician assistants, nurse practitioners or nurse midwives. A women's health provider might help you with family planning, breast care, pregnancy and child birth, osteoporosis, menopause, heart disease, 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

Obstetrics & Gynecology Obstetrics

Taxonomy Code
207VX0000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A physician who specializes in diagnosis, treatment, and management of patients with obstetric conditions. Source: National Uniform Claim Committee

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

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

SIRI NELSON

Authorized Official Title
CEO
Authorized Official Phone
(530) 622-1441

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
05D0909775
Facility Type
Hospital
Certificate Effective Date
December 17, 2023
Certificate Expiration Date
December 16, 2025
Laboratory Director
REBECCA SONU MD
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Marshall Medical Center to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

Reviews for MARSHALL MEDICAL CENTER

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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 1609062389, 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
6
Unchanged
Pos 3
0
Doubled → 0
Pos 4
9
Unchanged
Pos 5
0
Doubled → 0
Pos 6
6
Unchanged
Pos 7
2
Doubled → 4
Pos 8
3
Unchanged
Pos 9
8
Doubled → 16 → 1 + 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 0 → 0 0 → 0 2 → 4 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 0 + 9 + 0 + 6 + 4 + 3 + 1 + 6 + 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 1609062389.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Family Medicine
1095 MARSHALL WAY
PLACERVILLE, CA 95667
Nurse Practitioner
1095 MARSHALL WAY
PLACERVILLE, CA 95667
Nurse Practitioner
1095 MARSHALL WAY
PLACERVILLE, CA 95667
Nurse Practitioner
1095 MARSHALL WAY
PLACERVILLE, CA 95667
Nurse Practitioner
1095 MARSHALL WAY, 2ND FLOOR
PLACERVILLE, CA 95667
Family Medicine
1095 MARSHALL WAY
PLACERVILLE, CA 95667
Internal Medicine
1095 MARSHALL WAY
PLACERVILLE, CA 95667
Nurse Practitioner (Family)
1095 MARSHALL WAY
PLACERVILLE, CA 95667
Family Medicine
1095 MARSHALL WAY
PLACERVILLE, CA 95667
Surgery
1095 MARSHALL WAY, SUITE 202
PLACERVILLE, CA 95667
Surgery
1095 MARSHALL WAY, SUITE 202
PLACERVILLE, CA 95667
Family Medicine
1095 MARSHALL WAY, SUITE 100
PLACERVILLE, CA 95667
Obstetrics & Gynecology
1095 MARSHALL WAY, SUITE 201
PLACERVILLE, CA 95667
Hospitalist
1095 MARSHALL WAY
PLACERVILLE, CA 95667
Hospitalist
1095 MARSHALL WAY
PLACERVILLE, CA 95667
Hospitalist
1095 MARSHALL WAY
PLACERVILLE, CA 95667
Obstetrics & Gynecology
1095 MARSHALL WAY, SUITE 201
PLACERVILLE, CA 95667
Nurse Practitioner
1095 MARSHALL WAY, SUITE 100
PLACERVILLE, CA 95667
Internal Medicine
1095 MARSHALL WAY
PLACERVILLE, CA 95667
Obstetrics & Gynecology (Gynecology)
1095 MARSHALL WAY, SUITE 201
PLACERVILLE, CA 95667

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1609062389, enumerated as an "organization" on September 17, 2007.

The provider is located at 1095 MARSHALL WAY SUITE 201 PLACERVILLE, CA 95667 and the phone number is (530) 626-6155.

Obstetrics & Gynecology with taxonomy code 207VX0000X and a focus in Obstetrics.