CHRISTOPHER GRENZ MD
NPI 1104409606
Orthopaedic Surgery - Sports Medicine in Fargo, ND

NPI Status: Active since May 03, 2021

Contact Information

1720 UNIVERSITY DR S
FARGO, ND
ZIP 58103
Phone: (701) 234-2000

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  • Individual
  • Male
  • Years of Experience 6
  • Orthopaedic Surgery
  • Sports Medicine
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About CHRISTOPHER GRENZ

This page provides the complete NPI Profile along with additional information for Christopher Grenz, a provider established in Fargo, North Dakota with a medical specialization in Orthopaedic Surgery, focusing in sports medicine and more than 6 years of experience. The healthcare provider is registered in the NPI registry with number 1104409606 assigned on May 2021. The practitioner's primary taxonomy code is 207XX0005X with license number 22626 (ND). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1104409606
Provider Name
CHRISTOPHER GRENZ MD
Gender
Male
Entity Type
Individual
Location Address
1720 UNIVERSITY DR S FARGO, ND 58103
Location Phone
(701) 234-2000
Mailing Address
PO BOX 5074 SIOUX FALLS, SD 57117
Medical School Name
OTHER
Graduation Year
2020
Is Sole Proprietor?
No
Enumeration Date
05-03-2021
Last Update Date
08-29-2025
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Location Map

Secondary Locations

  • 737 Broadway N
    Fargo, ND 58102
    (701) 234-6076

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 Sports Medicine

Taxonomy Code
207XX0005X
Type
Allopathic & Osteopathic Physicians
License No.
22626
License State
ND
Taxonomy Description
An orthopaedic surgeon trained in sports medicine provides appropriate care for all structures of the musculoskeletal system directly affected by participation in sporting activity. This specialist is proficient in areas including conditioning, training and fitness, athletic performance and the impact of dietary supplements, pharmaceuticals, and nutrition on performance and health, coordination of care within the team setting utilizing other health care professionals, field evaluation and management, soft tissue biomechanics and injury healing and repair. Knowledge and understanding of the principles and techniques of rehabilitation, athletic equipment and orthotic devices enables the specialist to prevent and manage athletic injuries.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207Q00000XAllopathic & Osteopathic Physicians

Family Medicine

RL17358 (ND)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • BlueCare Bronze HSA Eligible $50 PCP Copay ($5 Value Based Drug List) - PPO
  • BlueCare Gold $10 PCP Copay ($5 Value Based Drug List) - PPO
  • BlueCare Silver $20 PCP Copay ($5 Value Based Drug List) - PPO
  • BlueDirect Bronze 100 HSA Eligible ($8000 Deductible / $5 Preventive Drug List) - PPO
  • BlueDirect Gold 90 HSA Eligible ($2600 Deductible / $5 Preventive Drug List) - PPO
  • BlueDirect Silver 80 HSA Eligible ($3500 Deductible / $5 Preventive Drug List) - PPO
  • BlueEssential Catastrophic 100 HSA Eligible $10600 Deductible - PPO
  • BlueValue Bronze HSA Eligible $50 PCP Copay (Standardized plan) - PPO
  • BlueValue Gold $30 PCP Copay (Standardized plan) - PPO
  • BlueValue Silver $40 PCP Copay (Standardized plan) - PPO
  • DakotaBlue Altru Gold ($5 Value Based Drug List) - PPO
  • DakotaBlue Altru Silver ($5 Value Based Drug List) - PPO
  • DakotaBlue Trinity Gold ($5 Value Based Drug List) - PPO
  • DakotaBlue Trinity Silver ($5 Value Based Drug List) - PPO
  • Sanford Individual TRUE $1,750 - HMO
  • Sanford Individual TRUE $10,600 - HMO
  • Sanford Individual TRUE $3,500 - HMO
  • Sanford Individual TRUE $4,750 - HMO
  • Sanford Individual TRUE $6,500 - HMO
  • Sanford Individual TRUE $7,200 HSA Qualified - HMO
  • Sanford Individual TRUE Standardized $2,000 - HMO
  • Sanford Individual TRUE Standardized $6,000 - HMO
  • Sanford Individual TRUE Standardized $7,500 - HMO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Medicare Participation & PECOS Enrollment Status

Christopher Grenz is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Christopher Grenz is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 8729581863

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20250912003473

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Christopher Grenz is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
SANFORD MEDICAL CENTER FARGO801 BROADWAY NORTH
FARGO, ND 58122
(701) 234-2000Acute Care Hospitals

Reviews for CHRISTOPHER GRENZ MD

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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 1104409606, we treat the final digit (6) 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 6).

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

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 0 + 4 + 8 + 0 + 1 + 8 + 6 + 0 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1104409606.

Other Providers at the Same Location


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

Family Medicine
1720 UNIVERSITY DR S
FARGO, ND 58103
Psychologist (Psychoanalysis)
1720 UNIVERSITY DR S
FARGO, ND 58103
Psychologist (Psychoanalysis)
1720 UNIVERSITY DR S
FARGO, ND 58103
Family Medicine
1720 UNIVERSITY DR S
FARGO, ND 58103
Social Worker (Clinical)
1720 UNIVERSITY DR S
FARGO, ND 58103
Family Medicine
1720 UNIVERSITY DR S
FARGO, ND 58103
Counselor (Professional)
1720 UNIVERSITY DR S
FARGO, ND 58103
Social Worker (Clinical)
1720 UNIVERSITY DR S
FARGO, ND 58103
Psychologist (Psychoanalysis)
1720 UNIVERSITY DR S
FARGO, ND 58103
Pain Medicine (Pain Medicine)
1720 UNIVERSITY DR S
FARGO, ND 58103
Psychologist (Psychoanalysis)
1720 UNIVERSITY DR S
FARGO, ND 58103
Family Medicine
1720 UNIVERSITY DR S
FARGO, ND 58103
Occupational Therapist (Neurorehabilitation)
1720 UNIVERSITY DR S
FARGO, ND 58103
Pharmacist
1720 UNIVERSITY DR S, TRIUMPH HOSPITAL PHARMACY
FARGO, ND 58103
Nurse Practitioner
1720 UNIVERSITY DR S
FARGO, ND 58103
Psychologist (Psychoanalysis)
1720 UNIVERSITY DR S
FARGO, ND 58103
Pharmacist
1720 UNIVERSITY DR S, TRIUMPH
FARGO, ND 58103
Oral & Maxillofacial Surgery
1720 UNIVERSITY DR S
FARGO, ND 58103
Dietitian, Registered
1720 UNIVERSITY DR S
FARGO, ND 58103
Pharmacist
1720 UNIVERSITY DR S, SANFORD PHARMACY SOUTH UNIVERSITY
FARGO, ND 58103

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1104409606, enumerated as an "individual" on May 03, 2021.

The provider is located at 1720 UNIVERSITY DR S FARGO, ND 58103 and the phone number is (701) 234-2000.

Orthopaedic Surgery with taxonomy code 207XX0005X and a focus in Sports Medicine.

The provider might be accepting Accepts: Blue Cross Blue Shield of North Dakota and Sanford. Please consult your insurance carrier or call the provider to verify.

Christopher Grenz is affiliated with: SANFORD MEDICAL CENTER FARGO.