KATIE JACOBS
NPI 1861641664
Midwife, Lay in Oakland, CA

NPI Status: Active since September 17, 2008

Contact Information

6650 DANA ST
OAKLAND, CA
ZIP 94609
Phone: (510) 684-4867

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  • Individual
  • Female
  • Midwife, Lay

About KATIE JACOBS

This page provides the complete NPI Profile along with additional information for Katie Jacobs, a provider established in Oakland, California with a medical specialization in Midwife, Lay. The healthcare provider is registered in the NPI registry with number 1861641664 assigned on September 2008. The practitioner's primary taxonomy code is 175M00000X. The provider is registered as an individual and her NPI record was last updated 18 years ago.

NPI
1861641664
Provider Name
KATIE JACOBS
Other Name
NOAH SINGMAN
Other Name Type
Professional Name (2)
Gender
Female
Entity Type
Individual
Location Address
6650 DANA ST OAKLAND, CA 94609
Location Phone
(510) 684-4867
Mailing Address
6650 DANA ST OAKLAND, CA 94609
Mailing Phone
(510) 684-4867
Is Sole Proprietor?
Yes
Enumeration Date
09-17-2008
Last Update Date
09-29-2008
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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

Midwife, Lay

Taxonomy Code
175M00000X
Type
Other Service Providers
Taxonomy Description
A person qualified by experience and limited specialized training to provide obstetric and neo-natal care in the management of women having normal pregnancy, labor and childbirth. The lay midwife is licensed in some states.

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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 1861641664, 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 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
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
1
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
4
Unchanged
Pos 7
1
Doubled → 2
Pos 8
6
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
4
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 6 → 12 → 3 6 → 12 → 3 1 → 2 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 2 + 1 + 1 + 2 + 4 + 2 + 6 + 1 + 2 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1861641664.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1861641664, enumerated as an "individual" on September 17, 2008.

The provider is located at 6650 DANA ST OAKLAND, CA 94609 and the phone number is (510) 684-4867.

Midwife, Lay with taxonomy code 175M00000X.