TYLER BENJAMIN STOHLER RISMA MD
NPI 1679987689
Ophthalmology in Iowa City, IA

NPI Status: Active since June 17, 2014

Contact Information

200 HAWKINS DR
DEPARTMENT OF INTERNAL MEDICINE
IOWA CITY, IA
ZIP 52242
Phone: (319) 384-9668
Fax: (319) 384-8955

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  • Individual
  • Male
  • Years of Experience 12
  • Ophthalmology
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About TYLER RISMA

This page provides the complete NPI Profile along with additional information for Tyler Risma, a provider established in Iowa City, Iowa with a medical specialization in Ophthalmology and more than 12 years of experience. He graduated from University Of Iowa, Rj & L Carver College Of Medicine in 2014. The healthcare provider is registered in the NPI registry with number 1679987689 assigned on June 2014. The practitioner's primary taxonomy code is 207W00000X with license number R-10064 (IA). The provider is registered as an individual and his NPI record was last updated 11 years ago.

NPI
1679987689
Provider Name
TYLER BENJAMIN STOHLER RISMA MD
Gender
Male
Entity Type
Individual
Location Address
200 HAWKINS DR DEPARTMENT OF INTERNAL MEDICINE IOWA CITY, IA 52242
Location Phone
(319) 384-9668
Location Fax
(319) 384-8955
Mailing Address
200 HAWKINS DR DEPARTMENT OF OPHTHALMOLOGY IOWA CITY, IA 52242
Mailing Phone
(319) 356-2864
Mailing Fax
(319) 384-8955
Medical School Name
UNIVERSITY OF IOWA, RJ & L CARVER COLLEGE OF MEDICINE
Graduation Year
2014
Is Sole Proprietor?
No
Enumeration Date
06-17-2014
Last Update Date
07-01-2015
Code Navigator

Ophthalmologists like Tyler Risma specialize in diagnosing and treating eye conditions. They may perform surgeries to correct vision issues or prevent vision loss due to diseases like glaucoma. Additionally, they can provide eyeglasses, prescribe contact lenses, and offer other vision-related services.

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

Ophthalmology

Taxonomy Code
207W00000X
Type
Allopathic & Osteopathic Physicians
License No.
R-10064
License State
IA
Taxonomy Description
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

Insurance Plans Accepted

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

  • Complete Gold - EPO
  • Complete Gold + Vision + Adult Dental - EPO
  • Complete Silver - EPO
  • Complete Silver + Vision + Adult Dental - EPO
  • Elite Bronze - EPO
  • Elite Bronze + Vision + Adult Dental - EPO
  • Everyday Bronze - EPO
  • Everyday Bronze + Vision + Adult Dental - EPO
  • Everyday Gold - EPO
  • Everyday Gold + Vision + Adult Dental - EPO
  • Standard Expanded Bronze - EPO
  • Standard Expanded Bronze + Vision + Adult Dental - EPO
  • Standard Gold - EPO
  • Standard Gold + Vision + Adult Dental - EPO
  • Standard Silver - EPO
  • Standard Silver + Vision + Adult Dental - EPO
  • Choice Bronze HSA - EPO
  • Choice Bronze HSA + Vision + Adult Dental - EPO
  • Clear Silver - EPO
  • Clear Silver + Vision + Adult Dental - EPO
  • Complete Gold - EPO
  • Complete Gold + Vision + Adult Dental - EPO
  • Complete Silver - EPO
  • Complete Silver + Vision + Adult Dental - EPO
  • Elite Bronze - EPO
  • Elite Bronze + Vision + Adult Dental - EPO
  • Everyday Gold - EPO
  • Everyday Gold + Vision + Adult Dental - EPO
  • Standard Expanded Bronze - EPO
  • Standard Expanded Bronze + Vision + Adult Dental - EPO
  • Standard Gold - EPO
  • Standard Gold + Vision + Adult Dental - EPO
  • Standard Silver - EPO
  • Standard Silver + Vision + Adult Dental - EPO
  • Elite Bronze - EPO
  • Elite Bronze + Vision + Adult Dental - EPO
  • Elite Gold - EPO
  • Elite Gold + Vision + Adult Dental - EPO
  • Everyday Bronze - EPO
  • Everyday Bronze + Vision + Adult Dental - EPO
  • Everyday Gold - EPO
  • Everyday Gold + Vision + Adult Dental - EPO
  • Focused Silver - EPO
  • Focused Silver + Vision + Adult Dental - EPO
  • Standard Expanded Bronze - EPO
  • Standard Expanded Bronze + Vision + Adult Dental - EPO
  • Standard Gold - EPO
  • Standard Gold + Vision + Adult Dental - EPO
  • Standard Silver - EPO
  • Standard Silver + Vision + Adult Dental - EPO
  • Choice Bronze HSA - EPO
  • Choice Bronze HSA + Vision + Adult Dental - EPO
  • Clear Gold - EPO
  • Clear Gold + Vision + Adult Dental - EPO
  • Complete Gold - HMO
  • Complete Gold + Vision + Adult Dental - HMO
  • Elite Bronze - EPO
  • Elite Bronze - HMO
  • Elite Bronze + Vision + Adult Dental - EPO
  • Elite Bronze + Vision + Adult Dental - HMO
  • Elite Gold - EPO
  • Elite Gold + Vision + Adult Dental - EPO
  • Everyday Bronze - HMO
  • Everyday Bronze + Vision + Adult Dental - HMO
  • Everyday Gold - HMO
  • Everyday Gold + Vision + Adult Dental - HMO
  • Focused Silver - EPO
  • Focused Silver - HMO
  • Focused Silver + Vision + Adult Dental - EPO
  • Focused Silver + Vision + Adult Dental - HMO
  • Clear Gold - EPO
  • Clear Gold + Vision + Adult Dental - EPO
  • Complete Gold - EPO
  • Complete Gold + Vision + Adult Dental - EPO
  • Elite Silver - EPO
  • Elite Silver + Vision + Adult Dental - EPO
  • Everyday Bronze - EPO
  • Everyday Bronze + Vision + Adult Dental - EPO
  • Focused Silver - EPO
  • Focused Silver + Vision + Adult Dental - EPO
  • Principal Bronze HSA - EPO
  • Principal Bronze HSA + Vision + Adult Dental - EPO
  • Standard Expanded Bronze - EPO
  • Standard Expanded Bronze + Vision + Adult Dental - EPO
  • Standard Gold - EPO
  • Standard Gold + Vision + Adult Dental - EPO
  • Standard Silver - EPO
  • 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
  • Partners HMO Bronze 10600 Ded/10600 MOOP HSA - HMO
  • Partners HMO Bronze 6000 Ded/10600 MOOP HSA - HMO
  • Partners HMO Bronze 7500 Ded/10000 MOOP HSA - HMO
  • Partners HMO Gold 1500 Ded/8000 MOOP with Vision - HMO
  • Partners HMO Gold 2000 Ded/8200 MOOP - HMO
  • Partners HMO Gold 4000 Ded/4000 MOOP HSA - HMO
  • Partners HMO Silver 5500 Ded/8500 MOOP with Vision - HMO
  • Partners HMO Silver 5975 Ded/5975 MOOP HSA - HMO
  • Partners HMO Silver 6000 Ded/8900 MOOP - HMO
  • Inspire by Medica Bronze $0 Copay PCP Visits - EPO
  • Inspire by Medica Bronze Share - EPO
  • Inspire by Medica Expanded Bronze Standard - EPO
  • Inspire by Medica Gold $0 Copay PCP Visits - EPO
  • Inspire by Medica Gold Share - EPO
  • Inspire by Medica Gold Standard - EPO
  • Inspire by Medica Silver $0 Copay PCP Visits - EPO
  • Inspire by Medica Silver Share - EPO
  • Inspire by Medica Silver Standard - EPO
  • Medica Insure Bronze $0 Copay PCP Visits - EPO
  • Medica Insure Bronze Premier - EPO
  • Medica Insure Bronze Share - EPO
  • Medica Insure Expanded Bronze Standard - EPO
  • Medica Insure Gold $0 Copay PCP Visits - EPO
  • Medica Insure Gold Share - EPO
  • Medica Insure Gold Standard - EPO
  • Medica Insure Silver $0 Copay PCP Visits - EPO
  • Medica Insure Silver Share - EPO
  • Medica Insure Silver Standard - EPO
  • Bronze Classic 4700 - EPO
  • Bronze Classic 4700 | MercyOne - EPO
  • Bronze Classic Standard - EPO
  • Bronze Classic Standard | MercyOne - EPO
  • Bronze Elite + PCP Saver Plus - EPO
  • Bronze Elite + PCP Saver Plus | MercyOne - EPO
  • Bronze Simple Breathe Easy with Enhanced COPD Benefits | MercyOne - EPO
  • Bronze Simple Chronic Care CKM | MercyOne - EPO
  • Bronze Simple Diabetes | MercyOne - EPO
  • Gold Classic Standard - EPO
  • Gold Classic Standard | MercyOne - EPO
  • Gold Elite - EPO
  • Gold Elite | MercyOne - EPO
  • Secure - EPO
  • Secure | MercyOne - EPO
  • Silver Classic - EPO
  • Silver Classic | MercyOne - EPO
  • Silver Classic Standard - EPO
  • Silver Classic Standard | MercyOne - EPO
  • Silver Simple Breathe Easy with Enhanced COPD Benefits | MercyOne - EPO
  • QUARTZ GUNDERSEN PERFORMANCE BRONZE $0 MEDICAL DED - HMO
  • QUARTZ GUNDERSEN PERFORMANCE BRONZE $10,150 DED - HMO
  • QUARTZ GUNDERSEN PERFORMANCE BRONZE (DENTAL & VISION) $0 MEDICAL DED - HMO
  • QUARTZ GUNDERSEN PERFORMANCE BRONZE (DENTAL & VISION) $10,150 DED - HMO
  • QUARTZ GUNDERSEN PERFORMANCE BRONZE (DENTAL & VISION) STANDARD EASY PRICING - HMO
  • QUARTZ GUNDERSEN PERFORMANCE BRONZE STANDARD EASY PRICING - HMO
  • QUARTZ GUNDERSEN PERFORMANCE CATASTROPHIC $10,600 DED - HMO
  • QUARTZ GUNDERSEN PERFORMANCE GOLD $4,000 DED - HMO
  • QUARTZ GUNDERSEN PERFORMANCE GOLD (DENTAL & VISION) $4,000 DED - HMO
  • QUARTZ GUNDERSEN PERFORMANCE GOLD (DENTAL & VISION) STANDARD EASY PRICING - HMO
  • QUARTZ GUNDERSEN PERFORMANCE GOLD MAINTENANCE $700 DED - HMO
  • QUARTZ GUNDERSEN PERFORMANCE GOLD MAINTENANCE (DENTAL & VISION) $700 DED - HMO
  • QUARTZ GUNDERSEN PERFORMANCE GOLD STANDARD EASY PRICING - HMO
  • QUARTZ GUNDERSEN PERFORMANCE SILVER $8,000 DED - HMO
  • QUARTZ GUNDERSEN PERFORMANCE SILVER $9,000 DED - HMO
  • QUARTZ GUNDERSEN PERFORMANCE SILVER (DENTAL & VISION) $8,000 DED - HMO
  • QUARTZ GUNDERSEN PERFORMANCE SILVER (DENTAL & VISION) $9,000 DED - HMO
  • QUARTZ GUNDERSEN PERFORMANCE SILVER (DENTAL & VISION) STANDARD EASY PRICING - HMO
  • QUARTZ GUNDERSEN PERFORMANCE SILVER STANDARD EASY PRICING - HMO
  • QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE $0 MEDICAL DED - HMO

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

Medicare Participation & PECOS Enrollment Status

Tyler Risma 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.

Tyler Risma 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: 6709003767

    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: I20180712001024, I20200128002017

    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

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.

Unknown

  • Other-Vision, Hearing, and Speech Services (OC000N)

    Frames, purchases (HCPCS:V2020)

    4 DME suppliers used 36 Medicare Claims 36 Services Paid

  • Other-Vision, Hearing, and Speech Services (OC000N)

    Spherocylinder, trifocal, plano to plus or minus 4.00d sphere, .12-2.00d cylinder, per lens (HCPCS:V2303)

    2 DME suppliers used 27 Medicare Claims 45 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.

Cataract surgery

Cataract surgery is a procedure to remove the lens of your eye when it becomes cloudy, which is called a cataract. A synthetic lens is then inserted to restore clear vision. The operation is typically done on an outpatient basis and is very safe and effective.

This service was performed for 379 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 66 times for 49 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 387 times for 326 patients

Established patient office or other outpatient visit, 30-39 minutes

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

This service was performed 83 times for 67 patients

Exam of visual field with extended testing

An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.

This service was performed 36 times for 36 patients

Imaging of optic nerve

Imaging of the optic nerve is a non-invasive procedure that captures detailed pictures of your optic nerve. It helps doctors assess eye health, particularly for conditions like glaucoma. It's painless, quick, and uses safe technology like MRI or OCT (Optical Coherence Tomography).

This service was performed 61 times for 59 patients

Imaging of retina

Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.

This service was performed 466 times for 178 patients

Injection of drug into eye

An injection into the eye is a procedure where a medication is delivered directly into your eye to treat various conditions. A local anesthetic is applied to numb the eye, ensuring minimal discomfort. The drug helps manage diseases like macular degeneration or diabetic retinopathy.

This service was performed 313 times for 71 patients

Injection, aflibercept, 1 mg

Aflibercept injection is a treatment for certain eye conditions that affect vision. It works by blocking abnormal blood vessel growth and leakage in the eye, which can cause vision loss. The medication is administered directly into the eye by a healthcare professional.

This service was performed 410 times for 39 patients

Measurement of corneal curvature and depth of eye

This procedure measures the shape and depth of your eye, specifically the cornea, the clear front surface. It helps in diagnosing conditions, planning for surgeries, or fitting contact lenses. It's non-invasive and painless.

This service was performed 139 times for 90 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 22 times for 22 patients

New patient office or other outpatient visit, 45-59 minutes

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

This service was performed 25 times for 25 patients

Photography of the retina

Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.

This service was performed 37 times for 33 patients

Removal of cataract with insertion of prosthetic lens

This is a procedure where a cloudy lens in your eye, known as a cataract, is removed. After removal, a clear artificial lens is inserted. This helps to restore your vision, enabling you to see clearly again.

This service was performed 118 times for 68 patients

Removal of recurring cataract in lens capsule using a laser

This procedure, known as YAG laser capsulotomy, treats cloudiness in the lens capsule following cataract surgery. A laser is used to create a small hole in the cloudy capsule, allowing light to pass through and restore clear vision. It's a quick, painless procedure.

This service was performed 24 times for 20 patients

Unclassified biologics

Unclassified biologics are a type of treatment derived from living organisms. They can include a wide range of substances, such as vaccines, blood components, or genes, used to prevent or treat diseases. Each is specifically designed to interact with the body's natural defenses to promote healing.

This service was performed 123 times for 36 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $30.55 for a new patient copayment and $16.59 for an established patient copayment.

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 52242 ZIP code area.

New Patients Visit Costs *

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

  • Average New Patient Price $122.23
  • Minimum New Patient Price $52.96
  • Maximum New Patient Price $161.4
  • Average New Patient Copayment $30.55
  • Minimum New Patient Copayment $13.24
  • Maximum New Patient Copayment $40.35

Established Patients Visit Costs *

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

  • Average Established Patient Price $66.36
  • Minimum Established Patient Price $16.91
  • Maximum Established Patient Price $131.98
  • Average Established Patient Copayment $16.59
  • Minimum Established Patient Copayment $4.22
  • Maximum Established Patient Copayment $32.99

* 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.

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. Tyler Risma is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
FINLEY HOSPITAL350 NORTH GRANDVIEW AVENUE
DUBUQUE, IA 52001
(563) 582-1881Acute Care Hospitals
GRANT REGIONAL HEALTH CENTER507 S MONROE ST
LANCASTER, WI 53813
(608) 723-2143Critical Access Hospitals

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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 1679987689, we treat the final digit (9) 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 81. The final step is to find the difference between that total and the next multiple of ten (90 - 81 = 9).

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
6
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
9
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
8
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
6
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
9
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 9 → 18 → 9 7 → 14 → 5 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 4 + 9 + 1 + 8 + 8 + 1 + 4 + 6 + 1 + 6 + 24 = 81

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

The next multiple of ten after 81 is 90. The difference is the calculated check digit.

90 - 81 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1679987689.

Other Providers at the Same Location


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

Pharmacist
200 HAWKINS DR
IOWA CITY, IA 52242
Advanced Practice Midwife
200 HAWKINS DR
IOWA CITY, IA 52242
Pediatrics
200 HAWKINS DR
IOWA CITY, IA 52242
Transplant Surgery
200 HAWKINS DR
IOWA CITY, IA 52242
Surgery (Vascular Surgery)
200 HAWKINS DR
IOWA CITY, IA 52242
Ophthalmology
200 HAWKINS DR
IOWA CITY, IA 52242
Ophthalmology
200 HAWKINS DR
IOWA CITY, IA 52242
Optometrist
200 HAWKINS DR
IOWA CITY, IA 52242
Urology
200 HAWKINS DR
IOWA CITY, IA 52242
Ophthalmology
200 HAWKINS DR
IOWA CITY, IA 52242
Ophthalmology
200 HAWKINS DR
IOWA CITY, IA 52242
Ophthalmology
200 HAWKINS DR
IOWA CITY, IA 52242
Urology
200 HAWKINS DR
IOWA CITY, IA 52242
Optometrist
200 HAWKINS DR
IOWA CITY, IA 52242
Surgery
200 HAWKINS DR
IOWA CITY, IA 52242
Urology
200 HAWKINS DR
IOWA CITY, IA 52242
Physician Assistant
200 HAWKINS DR
IOWA CITY, IA 52242
Optometrist
200 HAWKINS DR
IOWA CITY, IA 52242
Ophthalmology
200 HAWKINS DR
IOWA CITY, IA 52242
Surgery (Surgical Oncology)
200 HAWKINS DR
IOWA CITY, IA 52242

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1679987689, enumerated as an "individual" on June 17, 2014.

The provider is located at 200 HAWKINS DR DEPARTMENT OF INTERNAL MEDICINE IOWA CITY, IA 52242 and the phone number is (319) 384-9668.

Ophthalmology with taxonomy code 207W00000X.

The provider might be accepting Accepts: Ambetter from Home State Health, Ambetter from NH. Please consult your insurance carrier or call the provider to verify.

Tyler Risma is affiliated with: FINLEY HOSPITAL and GRANT REGIONAL HEALTH CENTER.