KATE N FROMETA SONG CNM
NPI 1497709844
Midwife in Greenbrae, CA

NPI Status: Active since May 20, 2006

Contact Information

100A DRAKES LANDING RD STE 225
GREENBRAE, CA
ZIP 94904
Phone: (415) 461-7800
Fax: (415) 461-8619

Recently Updated NPI Information
Some details in this NPI profile have been updated in the NPI registry within the last 30 days.

Table of Contents

NPI Profile Information
Primary Taxonomy
Secondary Locations
Medicare Participation & PECOS Status
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Female
Midwife
PECOS Enrolled

About KATE FROMETA SONG

This page provides the complete NPI Profile along with additional information for Kate Frometa Song, a provider established in Greenbrae, California with a medical specialization in Midwife. The healthcare provider is registered in the NPI registry with number 1497709844 assigned on May 2006. The practitioner's primary taxonomy code is 176B00000X with license number 235639 (CA). The provider is registered as an individual and her NPI record was last updated June 2026.

NPI: 1497709844
Provider Name: KATE N FROMETA SONG CNM
Other Name: KATE A NORMAN CNM
Other Name Type: Former Name (1)
Gender: Female
Entity Type: Individual
Location Address: 100A DRAKES LANDING RD STE 225 GREENBRAE, CA 94904
Location Phone: (415) 461-7800
Location Fax: (415) 461-8619
Mailing Address: 100A DRAKES LANDING RD STE 225 GREENBRAE, CA 94904
Mailing Phone: (415) 461-7800
Mailing Fax: (415) 461-8619
Is Sole Proprietor?: No
Enumeration Date: 05-20-2006
Last Update Date: 06-05-2026
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Location Map

Secondary Locations

250 Bon Air Rd
Greenbrae, CA 94904
(415) 925-7591
75 Rowland Way
Novato, CA 94945
(415) 461-7800

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: Midwife
Taxonomy Code: 176B00000X
Type: Other Service Providers
License No.: 235639
License State: CA
Taxonomy Description: A Midwife is a trained professional with special expertise in supporting women to maintain a healthy pregnancy birth, offering expert individualized care, education, counseling, and support to a woman and her newborn throughout the childbearing cycle. A Midwife is a skilled and independent practitioner who has undergone formalized training. Midwives are not required to be nurses and may be trained via multiple routes of education (apprenticeship, workshop, formal classes, or programs, etc., usually a combination). The educational background requirements and licensing requirements vary by state. The Midwife may or may not be certified by a state or national organization.

Medicare Participation & PECOS Enrollment Status

Kate Frometa Song is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging and Durable Medical Equipment (DME).

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

Is the provider registered in PECOS? Yes
Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): No
Eligible to Order or Refer Power Mobility Devices: No

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 1497709844, we treat the final digit (4) 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 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 4).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 18 → 1 + 8

Pos 4

Unchanged

Pos 5

Doubled → 14 → 1 + 4

Pos 6

Unchanged

Pos 7

Doubled → 18 → 1 + 8

Pos 8

Unchanged

Pos 9

Doubled → 8

Check

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 9 → 18 → 9 7 → 14 → 5 9 → 18 → 9 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 8 + 7 + 1 + 4 + 0 + 1 + 8 + 8 + 8 + 24 = 76

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

The next multiple of ten after 76 is 80. The difference is the calculated check digit.

80 - 76 = 4

This NPI is valid

The calculated check digit is 4, which matches the last digit of 1497709844.