MERVIN L. ELLSTROM DDS, INC
NPI 1912121781
Dentist - General Practice in Moreno Valley, CA

NPI Status: Active since April 12, 2007

Contact Information

12900 PERRIS BLVD
SUITE 101
MORENO VALLEY, CA
ZIP 92553
Phone: (951) 242-3431
Fax: (951) 242-7570

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NPPES record last updated: January 7, 2010. Verified against the NPPES registry weekly; last sync: July 12, 2026.

  • Organization
  • Dentist
  • General Practice

About MERVIN L. ELLSTROM DDS, INC

This page provides the complete NPI Profile along with additional information for Mervin L. Ellstrom Dds, Inc, a provider established in Moreno Valley, California operating as a Dentist, focusing in general practice . The healthcare provider is registered in the NPI registry with number 1912121781 assigned on April 2007. The practitioner's primary taxonomy code is 1223G0001X with license number 24928 (CA). The provider is registered as an organization and their NPI record was last updated 17 years ago. Mervin L. Ellstrom Dds, Inc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Dr. Mervin L Ellstrom D.d.s. (Owner President)

NPI
1912121781
Provider Name
MERVIN L. ELLSTROM DDS, INC
Entity Type
Organization
Location Address
12900 PERRIS BLVD SUITE 101 MORENO VALLEY, CA 92553
Location Phone
(951) 242-3431
Location Fax
(951) 242-7570
Mailing Address
12900 PERRIS BLVD SUITE 101 MORENO VALLEY, CA 92553
Mailing Phone
(951) 242-3431
Mailing Fax
(951) 242-7570
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-12-2007
Last Update Date
01-07-2010
Code Navigator

A dentist like Mervin L. Ellstrom Dds, Inc 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
License No.
24928
License State
CA
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 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas 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. MERVIN L ELLSTROM D.D.S.

Authorized Official Title
OWNER PRESIDENT
Authorized Official Phone
(951) 242-3431

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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 1912121781, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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
9
Unchanged
Pos 3
1
Doubled → 2
Pos 4
2
Unchanged
Pos 5
1
Doubled → 2
Pos 6
2
Unchanged
Pos 7
1
Doubled → 2
Pos 8
7
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
1
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 1 → 2 1 → 2 1 → 2 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 2 + 2 + 2 + 2 + 2 + 7 + 1 + 6 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1912121781.

Other Providers at the Same Location


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

Dentist (Periodontics)
12900 PERRIS BLVD, SUITE # 102
MORENO VALLEY, CA 92553
Dentist (Orthodontics and Dentofacial Orthopedics)
12900 PERRIS BLVD, STE 201
MORENO VALLEY, CA 92553
Dentist
12900 PERRIS BLVD, SUITE 101
MORENO VALLEY, CA 92553
Dentist
12900 PERRIS BLVD, SUITE 101
MORENO VALLEY, CA 92553

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1912121781, enumerated as an "organization" on April 12, 2007.

The provider is located at 12900 PERRIS BLVD SUITE 101 MORENO VALLEY, CA 92553 and the phone number is (951) 242-3431.

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