MRS. SMMION OVERTON
NPI 1720135197
Rehabilitation Practitioner in Woodland, CA

NPI Status: Active since January 05, 2007

Contact Information

137 N COTTONWOOD ST
WOODLAND, CA
ZIP 95695
Phone: (530) 490-1687
Fax: (530) 666-8633

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  • Individual
  • Female
  • Rehabilitation Practitioner

About SMMION OVERTON

This page provides the complete NPI Profile along with additional information for Smmion Overton, a provider established in Woodland, California with a medical specialization in Rehabilitation Practitioner. The healthcare provider is registered in the NPI registry with number 1720135197 assigned on January 2007. The practitioner's primary taxonomy code is 225400000X. The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1720135197
Provider Name
MRS. SMMION OVERTON
Other Name
MS. SIMMION HOWELL
Other Name Type
Former Name (1)
Gender
Female
Entity Type
Individual
Location Address
137 N COTTONWOOD ST WOODLAND, CA 95695
Location Phone
(530) 490-1687
Location Fax
(530) 666-8633
Mailing Address
137 N. COTTONWOOD ST WOODLAND, CA 95695
Mailing Phone
(530) 490-1687
Mailing Fax
(530) 666-8633
Is Sole Proprietor?
Yes
Enumeration Date
01-05-2007
Last Update Date
08-20-2025
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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

Rehabilitation Practitioner

Taxonomy Code
225400000X
Type
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Description
A health care practitioner who trains or retrains individuals disabled by disease or injury to help them attain their maximum functional capacity.

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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 1720135197, we treat the final digit (7) 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 53. The final step is to find the difference between that total and the next multiple of ten (60 - 53 = 7).

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
7
Unchanged
Pos 3
2
Doubled → 4
Pos 4
0
Unchanged
Pos 5
1
Doubled → 2
Pos 6
3
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
1
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
7
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 2 → 4 1 → 2 5 → 10 → 1 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 4 + 0 + 2 + 3 + 1 + 0 + 1 + 1 + 8 + 24 = 53

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

The next multiple of ten after 53 is 60. The difference is the calculated check digit.

60 - 53 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1720135197.

Other Providers at the Same Location


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

Counselor (Mental Health)
137 N COTTONWOOD ST
WOODLAND, CA 95695
Social Worker
137 N COTTONWOOD ST, STE 1540
WOODLAND, CA 95695
Registered Nurse
137 N COTTONWOOD ST, SUITE 2300
WOODLAND, CA 95695
Registered Nurse
137 N COTTONWOOD ST
WOODLAND, CA 95695
Student in an Organized Health Care Education/Training Program
137 N COTTONWOOD ST, SUITE 1506
WOODLAND, CA 95695
Student in an Organized Health Care Education/Training Program
137 N COTTONWOOD ST
WOODLAND, CA 95695
Registered Nurse (Psychiatric/Mental Health)
137 N COTTONWOOD ST, SUITE 1540
WOODLAND, CA 95695
Registered Nurse
137 N COTTONWOOD ST
WOODLAND, CA 95695
Counselor (Mental Health)
137 N COTTONWOOD ST, SUITE 1530
WOODLAND, CA 95695
Counselor (Mental Health)
137 N COTTONWOOD ST, SUITE 1500
WOODLAND, CA 95695
Counselor (Addiction (Substance Use Disorder))
137 N COTTONWOOD ST
WOODLAND, CA 95695
Counselor (Mental Health)
137 N COTTONWOOD ST
WOODLAND, CA 95695
Registered Nurse (Psychiatric/Mental Health, Adult)
137 N COTTONWOOD ST, 2500
WOODLAND, CA 95695
Counselor (Mental Health)
137 N COTTONWOOD ST
WOODLAND, CA 95695
Registered Nurse
137 N COTTONWOOD ST, SUITE 2500
WOODLAND, CA 95695
Counselor (Mental Health)
137 N COTTONWOOD ST
WOODLAND, CA 95695
Social Worker (Clinical)
137 N COTTONWOOD ST
WOODLAND, CA 95695
Registered Nurse
137 N COTTONWOOD ST
WOODLAND, CA 95695
Social Worker (Clinical)
137 N COTTONWOOD ST
WOODLAND, CA 95695
Counselor (Mental Health)
137 N COTTONWOOD ST
WOODLAND, CA 95695

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1720135197, enumerated as an "individual" on January 05, 2007.

The provider is located at 137 N COTTONWOOD ST WOODLAND, CA 95695 and the phone number is (530) 490-1687.

Rehabilitation Practitioner with taxonomy code 225400000X.