SUMMIT PHYSICIAN GROUP LLC
NPI 1770455974
Orthopaedic Surgery in Phoenix, AZ

NPI Status: Active since September 18, 2025

Contact Information

3929 E BELL RD
PHOENIX, AZ
ZIP 85032
Phone: (623) 923-5000

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  • Organization
  • Orthopaedic Surgery

About SUMMIT PHYSICIAN GROUP LLC

This page provides the complete NPI Profile along with additional information for Summit Physician Group Llc, a provider established in Phoenix, Arizona operating as a Orthopaedic Surgery. The healthcare provider is registered in the NPI registry with number 1770455974 assigned on September 2025. The practitioner's primary taxonomy code is 207X00000X. 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. James Chow Md (Owner)

NPI
1770455974
Provider Name
SUMMIT PHYSICIAN GROUP LLC
Entity Type
Organization
Location Address
3929 E BELL RD PHOENIX, AZ 85032
Location Phone
(623) 923-5000
Mailing Address
PO BOX 41340 PHOENIX, AZ 85080
Mailing Phone
(623) 320-0660
Mailing Fax
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-18-2025
Last Update Date
09-18-2025
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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

Orthopaedic Surgery

Taxonomy Code
207X00000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

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. JAMES CHOW MD

Authorized Official Title
OWNER
Authorized Official Phone
(773) 818-5026

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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 1770455974, 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 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
7
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
0
Unchanged
Pos 5
4
Doubled → 8
Pos 6
5
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
9
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 7 → 14 → 5 4 → 8 5 → 10 → 1 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 4 + 0 + 8 + 5 + 1 + 0 + 9 + 1 + 4 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1770455974.

Other Providers at the Same Location


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

Physician Assistant
3929 E BELL RD
PHOENIX, AZ 85032
Physician Assistant
3929 E BELL RD
PHOENIX, AZ 85032
Emergency Medicine
3929 E BELL RD
PHOENIX, AZ 85032
Emergency Medicine
3929 E BELL RD
PHOENIX, AZ 85032
Emergency Medicine
3929 E BELL RD
PHOENIX, AZ 85032
Psychiatry & Neurology (Psychiatry)
3929 E BELL RD
PHOENIX, AZ 85032
3929 E BELL RD
PHOENIX, AZ 85032
Emergency Medicine
3929 E BELL RD, EM: EMERGENCY MEDICINE
PHOENIX, AZ 85032
Internal Medicine
3929 E BELL RD
PHOENIX, AZ 85032
Physician Assistant
3929 E BELL RD
PHOENIX, AZ 85032
Internal Medicine
3929 E BELL RD
PHOENIX, AZ 85032
Surgery
3929 E BELL RD
PHOENIX, AZ 85032
Emergency Medicine
3929 E BELL RD
PHOENIX, AZ 85032
Emergency Medicine
3929 E BELL RD
PHOENIX, AZ 85032
Emergency Medicine
3929 E BELL RD
PHOENIX, AZ 85032
Internal Medicine (Cardiovascular Disease)
3929 E BELL RD
PHOENIX, AZ 85032
Specialist/Technologist, Other (Surgical Technologist)
3929 E BELL RD
PHOENIX, AZ 85032
Emergency Medicine
3929 E BELL RD
PHOENIX, AZ 85032
Emergency Medicine
3929 E BELL RD
PHOENIX, AZ 85032
Hospitalist
3929 E BELL RD
PHOENIX, AZ 85032

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1770455974, enumerated as an "organization" on September 18, 2025.

The provider is located at 3929 E BELL RD PHOENIX, AZ 85032 and the phone number is (623) 923-5000.

Orthopaedic Surgery with taxonomy code 207X00000X.