OTSEGO FAMILY DENTAL, PLLC
NPI 1265301642
Dentist - General Practice in Otsego, MI

NPI Status: Active since November 03, 2025

Contact Information

338 W ALLEGAN ST
OTSEGO, MI
ZIP 49078
Phone: (269) 694-2074

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  • Organization
  • Dentist
  • General Practice

About OTSEGO FAMILY DENTAL, PLLC

This page provides the complete NPI Profile along with additional information for Otsego Family Dental, Pllc, a provider established in Otsego, Michigan operating as a Dentist, focusing in general practice . The healthcare provider is registered in the NPI registry with number 1265301642 assigned on November 2025. The practitioner's primary taxonomy code is 1223G0001X. The provider is registered as an organization and their NPI record was last updated one year ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Dr. Ryan M Himmel Dds (Member)

NPI
1265301642
Provider Name
OTSEGO FAMILY DENTAL, PLLC
Entity Type
Organization
Location Address
338 W ALLEGAN ST OTSEGO, MI 49078
Location Phone
(269) 694-2074
Mailing Address
338 W ALLEGAN ST OTSEGO, MI 49078
Mailing Phone
(269) 694-2074
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
11-03-2025
Last Update Date
11-03-2025
Code Navigator

A dentist like Otsego Family Dental, Pllc is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.

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

Dentist General Practice

Taxonomy Code
1223G0001X
Type
Dental Providers
Taxonomy Description
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area 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

DR. RYAN M HIMMEL DDS

Authorized Official Title
MEMBER
Authorized Official Phone
(269) 364-5137

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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 1265301642, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

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
2
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
5
Unchanged
Pos 5
3
Doubled → 6
Pos 6
0
Unchanged
Pos 7
1
Doubled → 2
Pos 8
6
Unchanged
Pos 9
4
Doubled → 8
Check
2
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 3 → 6 1 → 2 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 2 + 5 + 6 + 0 + 2 + 6 + 8 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1265301642.

Other Providers at the Same Location


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

Dentist
338 W ALLEGAN ST
OTSEGO, MI 49078
Dentist
338 W ALLEGAN ST
OTSEGO, MI 49078
Clinic/Center (Dental)
338 W ALLEGAN ST
OTSEGO, MI 49078
Dentist (General Practice)
338 W ALLEGAN ST
OTSEGO, MI 49078

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1265301642, enumerated as an "organization" on November 03, 2025.

The provider is located at 338 W ALLEGAN ST OTSEGO, MI 49078 and the phone number is (269) 694-2074.

Dentist with taxonomy code 1223G0001X and a focus in General Practice.