GEM SURGICAL PLLC
NPI 1477472173
Surgery in Southfield, MI

NPI Status: Active since July 15, 2026

Contact Information

22401 FOSTER WINTER DR
SOUTHFIELD, MI
ZIP 48075
Phone: (313) 889-3456
Fax: (313) 429-1021

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NPPES record last updated: July 15, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Organization
  • Surgery

About GEM SURGICAL PLLC

This page provides the complete NPI Profile along with additional information for Gem Surgical Pllc, a provider established in Southfield, Michigan operating as a Surgery. The healthcare provider is registered in the NPI registry with number 1477472173 assigned on July 2026. The practitioner's primary taxonomy code is 208600000X. The provider is registered as an organization and their NPI record was last updated July 2026. 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. Blake Ryan Movitz Md (Owner)

NPI
1477472173
Provider Name
GEM SURGICAL PLLC
Entity Type
Organization
Location Address
22401 FOSTER WINTER DR SOUTHFIELD, MI 48075
Location Phone
(313) 889-3456
Location Fax
(313) 429-1021
Mailing Address
43422 W OAKS DR STE 301 NOVI, MI 48377
Mailing Phone
(313) 889-3456
Mailing Fax
(313) 429-1021
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
07-15-2026
Last Update Date
07-15-2026
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A surgeon like Gem Surgical Pllc treats injuries, diseases, and deformities through surgical operations. A surgeon could correct physical deformities, repair bone and tissue, or perform preventive or elective surgeries. Surgeons also examine patients, perform and interpret diagnostic tests, and provide counsel on preventive healthcare.

Location Map

Secondary Locations

  • 1 William Carls Dr Ste 270
    Commerce Township, MI 48382
    (313) 889-3456

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

Surgery

Taxonomy Code
208600000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

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. BLAKE RYAN MOVITZ MD

Authorized Official Title
OWNER
Authorized Official Phone
(248) 821-1304

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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 1477472173, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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
4
Doubled → 8
Pos 6
7
Unchanged
Pos 7
2
Doubled → 4
Pos 8
1
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
3
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 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 + 8 + 7 + 4 + 1 + 1 + 4 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1477472173.

Other Providers at the Same Location


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

Nurse Anesthetist, Certified Registered
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Nurse Anesthetist, Certified Registered
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Nurse Anesthetist, Certified Registered
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Nurse Anesthetist, Certified Registered
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Physical Therapist
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Rehabilitation Unit
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Anesthesiology
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Occupational Therapist (Physical Rehabilitation)
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Physical Therapy Assistant
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Health Educator
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Occupational Therapist
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Physical Therapy Assistant
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Physical Therapist
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Nurse Anesthetist, Certified Registered
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Nurse Practitioner (Family)
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Pharmacist
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Surgery (Plastic and Reconstructive Surgery)
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Anesthesiology
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Nurse Anesthetist, Certified Registered
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075
Nurse Anesthetist, Certified Registered
22401 FOSTER WINTER DR
SOUTHFIELD, MI 48075

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1477472173, enumerated as an "organization" on July 15, 2026.

The provider is located at 22401 FOSTER WINTER DR SOUTHFIELD, MI 48075 and the phone number is (313) 889-3456.

Surgery with taxonomy code 208600000X.