GABRIELLA PERKO ESTEBAN CNM
NPI 1477252575
Midwife in Walnut Creek, CA

NPI Status: Active since February 27, 2023

Contact Information

120 LA CASA VIA STE 208
WALNUT CREEK, CA
ZIP 94598
Phone: (925) 935-5356
Fax: (935) 935-1070

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  • Individual
  • Female
  • Midwife
  • PECOS Enrolled

About GABRIELLA PERKO ESTEBAN

This page provides the complete NPI Profile along with additional information for Gabriella Perko Esteban, a provider established in Walnut Creek, California with a medical specialization in Midwife. The healthcare provider is registered in the NPI registry with number 1477252575 assigned on February 2023. The practitioner's primary taxonomy code is 176B00000X. The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1477252575
Provider Name
GABRIELLA PERKO ESTEBAN CNM
Gender
Female
Entity Type
Individual
Location Address
120 LA CASA VIA STE 208 WALNUT CREEK, CA 94598
Location Phone
(925) 935-5356
Location Fax
(935) 935-1070
Mailing Address
120 LA CASA VIA STE 208 WALNUT CREEK, CA 94598
Mailing Phone
(925) 935-5356
Mailing Fax
(935) 935-1070
Is Sole Proprietor?
No
Enumeration Date
02-27-2023
Last Update Date
02-27-2025
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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

Taxonomy Code
176B00000X
Type
Other Service Providers
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

Gabriella Perko Esteban 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

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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 1477252575, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

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
4
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
7
Unchanged
Pos 5
2
Doubled → 4
Pos 6
5
Unchanged
Pos 7
2
Doubled → 4
Pos 8
5
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
5
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 7 → 14 → 5 2 → 4 2 → 4 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 4 + 7 + 4 + 5 + 4 + 5 + 1 + 4 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1477252575.

Other Providers at the Same Location


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

Nurse Practitioner (Family)
120 LA CASA VIA STE 208
WALNUT CREEK, CA 94598
Nurse Practitioner (Family)
120 LA CASA VIA STE 208
WALNUT CREEK, CA 94598
Obstetrics & Gynecology
120 LA CASA VIA STE 208
WALNUT CREEK, CA 94598
Advanced Practice Midwife
120 LA CASA VIA STE 208
WALNUT CREEK, CA 94598

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1477252575, enumerated as an "individual" on February 27, 2023.

The provider is located at 120 LA CASA VIA STE 208 WALNUT CREEK, CA 94598 and the phone number is (925) 935-5356.

Midwife with taxonomy code 176B00000X.