MARK CHRISTOPHER RHODES
NPI 1538192737
Otolaryngology in Duluth, MN

NPI Status: Active since July 09, 2006

Contact Information

400 E 3RD ST
DULUTH, MN
ZIP 55805
Phone: (218) 786-8364

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NPPES record last updated: May 10, 2011. Verified against the NPPES registry weekly; last sync: July 12, 2026.

  • Individual
  • Male
  • Otolaryngology
  • Accepts Insurance
  • PECOS Enrolled

About MARK RHODES

This page provides the complete NPI Profile along with additional information for Mark Rhodes, a provider established in Duluth, Minnesota with a medical specialization in Otolaryngology. The healthcare provider is registered in the NPI registry with number 1538192737 assigned on July 2006. The practitioner's primary taxonomy code is 207Y00000X with license number 38746 (MN). The provider is registered as an individual and his NPI record was last updated 15 years ago.

NPI
1538192737
Provider Name
MARK CHRISTOPHER RHODES
Gender
Male
Entity Type
Individual
Location Address
400 E 3RD ST DULUTH, MN 55805
Location Phone
(218) 786-8364
Mailing Address
400 E 3RD ST DULUTH, MN 55805
Mailing Phone
(218) 786-8364
Is Sole Proprietor?
No
Enumeration Date
07-09-2006
Last Update Date
05-10-2011
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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

Otolaryngology

Taxonomy Code
207Y00000X
Type
Allopathic & Osteopathic Physicians
License No.
38746
License State
MN
Taxonomy Description
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.

Insurance Plans Accepted

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

  • Anthem Bronze Preferred/Broad 5000 (3 Free PCP Visits + $0 Select Drugs + Incentives) - POS
  • Anthem Bronze Preferred/Broad HSA (+ Incentives) - POS
  • Anthem Bronze Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) - POS
  • Anthem Gold Preferred/Broad 1000 ($0 Virtual PCP + $0 Select Drugs + Incentives) - POS
  • Anthem Gold Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) - POS
  • Anthem Heart Healthy Bronze Preferred/Broad 0 Med Ded ($0 Virtual PCP+$0 Select Drugs+Incentives) - POS
  • Anthem Silver Preferred/Broad 4000 ($0 PCP Visits + $0 Select Drugs + Incentives) - POS
  • Anthem Silver Preferred/Broad 5500 ($0 Virtual PCP + $0 Select Drugs + Incentives) - POS
  • Anthem Silver Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) - POS
  • Oak $1,300 Gold - PPO
  • Oak $2,000 Standard Gold - PPO
  • Medica Individual Choice Bronze $0 Copay PCP Visits - HMO
  • Medica Individual Choice Bronze HSA - EPO
  • Medica Individual Choice Bronze Share - EPO
  • Medica Individual Choice Bronze Share - HMO
  • Medica Individual Choice Expanded Bronze Standard - EPO
  • Medica Individual Choice Expanded Bronze Standard - HMO
  • Medica Individual Choice Gold $0 Copay PCP Visits - EPO
  • Medica Individual Choice Gold $0 Copay PCP Visits - HMO
  • Medica Individual Choice Gold Share - EPO
  • Medica Individual Choice Gold Share - HMO
  • Premier $2,000 - 25% - HMO
  • Premier $3,500 - 30% - HMO
  • Premier $4,000 - 50% - HMO
  • Premier $5,000 HDHP - HMO
  • Premier $6,000 - 40% - HMO
  • Premier $7,500 - HMO
  • Premier $7,500 HDHP - HMO
  • Select $2,000 - 25% - EPO
  • Select $3,500 - 30% - EPO
  • Select $4,000 - 50% - EPO

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

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

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
32253200MEDICAID (05)WI 
040000622MEDICARE PIN (08)MN 
F31020MEDICARE UPIN (02) 
112528100MEDICAID (05)MN 

Medicare Participation & PECOS Enrollment Status

Mark Rhodes 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

  • 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

Provider Referred Orders for Durable Medical Equipment, Devices & Supplies

The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.

Orthotic Devices

  • DME-Orthotic Devices (DF000N)

    Filter holder and integrated filter without adhesive, for use in a tracheostoma heat and moisture exchange system, each (HCPCS:A7507)

    2 DME suppliers used 14 Medicare Claims 620 Services Paid

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Diagnostic exam of nasal passages using an endoscope

A diagnostic exam of nasal passages using an endoscope is a non-invasive procedure. A small, flexible tube with a light and camera at the end, called an endoscope, is inserted into the nose. This allows the doctor to view the nasal passages and sinuses, helping to identify any issues.

This service was performed 14 times for 14 patients

Diagnostic exam of voice box using a flexible endoscope

This procedure involves a doctor examining your voice box using a flexible endoscope, a thin tube with a light and camera. It's inserted through your nose or mouth to visualize your throat area. It helps detect any abnormalities in your voice box, ensuring optimal vocal health.

This service was performed 33 times for 28 patients

Established patient office or other outpatient visit, 10-19 minutes

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

This service was performed 48 times for 36 patients

Established patient office or other outpatient visit, 20-29 minutes

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

This service was performed 80 times for 62 patients

Initial hospital inpatient care per day, typically 30 minutes

Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.

This service was performed 11 times for 11 patients

Insertion of brain neurostimulator pulse device with connection to single electrode array

This is a procedure where a small device, known as a neurostimulator, is implanted in your brain. It sends electrical signals via a connected electrode array to help regulate abnormal brain activity. It's often used for conditions like Parkinson's disease.

This service was performed 13 times for 13 patients

New patient office or other outpatient visit, 15-29 minutes

This service involves an initial visit to the doctor's office or other outpatient setting. It typically lasts between 15-29 minutes. The doctor will review your medical history, conduct a physical examination, and discuss your health concerns. It's a chance to establish your health baseline and address any immediate medical issues.

This service was performed 16 times for 16 patients

New patient office or other outpatient visit, 30-44 minutes

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

This service was performed 42 times for 42 patients

New patient office or other outpatient visit, 30-44 minutes

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

This service was performed 11 times for 11 patients

Physician Visit Costs

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 55805 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $127.61
  • Minimum New Patient Price $56
  • Maximum New Patient Price $168.28
  • Average New Patient Copayment $31.9
  • Minimum New Patient Copayment $14
  • Maximum New Patient Copayment $42.07

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $69.74
  • Minimum Established Patient Price $18.32
  • Maximum Established Patient Price $138.04
  • Average Established Patient Copayment $17.43
  • Minimum Established Patient Copayment $4.58
  • Maximum Established Patient Copayment $34.51

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Reviews for MARK CHRISTOPHER RHODES

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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 1538192737, we treat the final digit (7) 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 73. The final step is to find the difference between that total and the next multiple of ten (80 - 73 = 7).

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

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 6 + 8 + 2 + 9 + 4 + 7 + 6 + 24 = 73

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

The next multiple of ten after 73 is 80. The difference is the calculated check digit.

80 - 73 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1538192737.

Other Providers at the Same Location


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

Anesthesiology
400 E 3RD ST
DULUTH, MN 55805
Nurse Anesthetist, Certified Registered
400 E 3RD ST, DULUTH CLINIC
DULUTH, MN 55805
Internal Medicine (Endocrinology, Diabetes & Metabolism)
400 E 3RD ST
DULUTH, MN 55805
Pharmacist
400 E 3RD ST
DULUTH, MN 55805
Physician Assistant
400 E 3RD ST, DULUTH CLINIC, INTERNAL MEDICINE
DULUTH, MN 55805
Specialist/Technologist (Athletic Trainer)
400 E 3RD ST
DULUTH, MN 55805
Nurse Practitioner (Family)
400 E 3RD ST
DULUTH, MN 55805
Specialist/Technologist (Athletic Trainer)
400 E 3RD ST
DULUTH, MN 55805
Physician Assistant (Medical)
400 E 3RD ST, MAILDROP: 1S2W50
DULUTH, MN 55805
Pediatrics (Pediatric Critical Care Medicine)
400 E 3RD ST
DULUTH, MN 55805
Nurse Practitioner (Family)
400 E 3RD ST
DULUTH, MN 55805
Physician Assistant
400 E 3RD ST
DULUTH, MN 55805
Internal Medicine (Cardiovascular Disease)
400 E 3RD ST
DULUTH, MN 55805
Nurse Practitioner (Family)
400 E 3RD ST
DULUTH, MN 55805
Family Medicine (Sports Medicine)
400 E 3RD ST
DULUTH, MN 55805
Radiology (Therapeutic Radiology)
400 E 3RD ST
DULUTH, MN 55805
Nurse Anesthetist, Certified Registered
400 E 3RD ST
DULUTH, MN 55805
Obstetrics & Gynecology
400 E 3RD ST
DULUTH, MN 55805
Nurse Anesthetist, Certified Registered
400 E 3RD ST
DULUTH, MN 55805
Internal Medicine (Cardiovascular Disease)
400 E 3RD ST
DULUTH, MN 55805

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1538192737, enumerated as an "individual" on July 09, 2006.

The provider is located at 400 E 3RD ST DULUTH, MN 55805 and the phone number is (218) 786-8364.

Otolaryngology with taxonomy code 207Y00000X.

The provider might be accepting Accepts: Anthem Blue Cross and Blue Shield, HealthPartners,. Please consult your insurance carrier or call the provider to verify.