DR. WILLIAM RANDALL KNAPP O.D.
NPI 1437131927
Optometrist - Sports Vision in Upper Sandusky, OH

NPI Status: Active since November 18, 2005

Contact Information

212 E WYANDOT AVE
UPPER SANDUSKY, OH
ZIP 43351
Phone: (419) 294-2421
Fax: (419) 294-2499

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  • Individual
  • Male
  • Years of Experience 31
  • Optometrist
  • Sports Vision
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About WILLIAM KNAPP

This page provides the complete NPI Profile along with additional information for William Knapp, a provider established in Upper Sandusky, Ohio with a medical specialization in Optometrist, focusing in sports vision and more than 31 years of experience. He graduated from Ohio State University - College Of Optometry in 1996. The healthcare provider is registered in the NPI registry with number 1437131927 assigned on November 2005. The practitioner's primary taxonomy code is 152WS0006X with license number 4759/T1563 (OH). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI
1437131927
Provider Name
DR. WILLIAM RANDALL KNAPP O.D.
Gender
Male
Entity Type
Individual
Location Address
212 E WYANDOT AVE UPPER SANDUSKY, OH 43351
Location Phone
(419) 294-2421
Location Fax
(419) 294-2499
Mailing Address
PO BOX 540 UPPER SANDUSKY, OH 43351
Mailing Phone
(419) 294-2421
Mailing Fax
(419) 294-2499
Medical School Name
OHIO STATE UNIVERSITY - COLLEGE OF OPTOMETRY
Graduation Year
1996
Is Sole Proprietor?
No
Enumeration Date
11-18-2005
Last Update Date
08-21-2008
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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

Optometrist Sports Vision

Taxonomy Code
152WS0006X
Type
Eye and Vision Services Providers
License No.
4759/T1563
License State
OH
Taxonomy Description
An optometrist who offers services designed to care for unique vision care needs of athletes, which may include one of more of the following services: corrective vision care unique to a specific sporting environment; protective eyewear for the prevention of sports-related injuries; vision enhancement - which may include vision therapy and techniques to improve visual skills specific to the athlete's sport.

Insurance Plans Accepted

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

  • Choice Bronze HSA - HMO
  • Choice Bronze HSA + Vision + Adult Dental - HMO
  • Clear Gold - HMO
  • Clear Gold + Vision + Adult Dental - HMO
  • Complete Gold - HMO
  • Complete Gold + Vision + Adult Dental - HMO
  • Complete Silver - HMO
  • Complete Silver + Vision + Adult Dental - HMO
  • Everyday Bronze - HMO
  • Everyday Bronze + Vision + Adult Dental - HMO
  • Standard Expanded Bronze - HMO
  • Standard Expanded Bronze + Vision + Adult Dental - HMO
  • Standard Gold - HMO
  • Standard Gold + Vision + Adult Dental - HMO
  • Standard Silver - HMO
  • Standard Silver + Vision + Adult Dental - HMO
  • Clear Silver - HMO
  • Elite Gold - HMO
  • Elite Gold + Vision + Adult Dental - HMO
  • Everyday Gold - HMO
  • Everyday Gold + Vision + Adult Dental - HMO
  • Standard Gold - HMO
  • Standard Gold + Vision + Adult Dental - HMO
  • Standard Silver - HMO
  • Standard Silver + Vision + Adult Dental - HMO
  • Complete Gold - HMO
  • Complete Gold + Vision + Adult Dental - HMO
  • Elite Gold - HMO
  • Elite Gold + Vision + Adult Dental - HMO
  • Focused Silver - HMO
  • Focused Silver + Vision + Adult Dental - HMO
  • Standard Gold - HMO
  • Standard Gold + Vision + Adult Dental - HMO
  • Standard Silver - HMO
  • Standard Silver + Vision + Adult Dental - HMO
  • Anthem Bronze Pathway 10600 ($0 Virtual PCP + $0 Select Drugs) - HMO
  • Anthem Bronze Pathway 10600 Adult Dental/Vision ($0 Virtual PCP + $0 Select Drugs) - HMO
  • Anthem Bronze Pathway 7500 Standard ($0 Virtual PCP + $0 Select Drugs) - HMO
  • Anthem Bronze Pathway 8500 for HSA - HMO
  • Anthem Gold Pathway 2000 Standard ($0 Virtual PCP + $0 Select Drugs) - HMO
  • Anthem Heart Healthy Bronze Pathway 6000 ($0 Virtual PCP + $0 Select Drugs) - HMO
  • Anthem Heart Healthy Silver Pathway 5000 ($0 Virtual PCP + $0 Select Drugs) - HMO
  • Anthem Silver Pathway 4000 ($0 Virtual PCP + $0 Select Drugs) - HMO
  • Anthem Silver Pathway 4000 Adult Dental/Vision ($0 Virtual PCP + $0 Select Drugs) - HMO
  • Anthem Silver Pathway 5500 for HSA - HMO
  • Anthem Silver Pathway 6000 Standard ($0 Virtual PCP + $0 Select Drugs) - HMO
  • Blue Max 70/50 $6700 with 2 $0 PCP Virtual Visits HSA Eligible - PPO
  • Blue Max 80/60 $1500 with 2 $0 PCP Virtual Visits - PPO
  • Blue Max Copay (PCP) 50/50 $3300 with 2 $0 PCP Virtual Visits - PPO
  • Blue Max Copay (PCP) 50/50 $7500 Standardized HSA Eligible - PPO
  • Blue Max Copay (PCP) 60/40 $6000 Standardized - PPO
  • Blue Max Copay (PCP) 75/55 $2000 Standardized - PPO
  • Blue Saver 60/40 $6100 - PPO
  • Blue Saver 90/70 $3400 - PPO
  • Blue Focus Bronze POS? 205 - POS
  • Blue Focus Bronze POS? 705 - POS
  • Blue Focus Bronze POS? Standard - POS
  • Blue Focus Gold POS? 207 - POS
  • Blue Focus Gold POS? 902 - POS
  • Blue Focus Gold POS? Standard - POS
  • Blue Focus Silver POS? 206 - POS
  • Blue Focus Silver POS? 903 - POS
  • Blue Focus Silver POS? Standard - POS
  • Blue Preferred Bronze PPO? 201 - PPO
  • Blue Preferred Bronze PPO? 202 - PPO
  • Blue Preferred Bronze PPO? Standard - PPO
  • Blue Preferred Gold PPO? 204 - PPO
  • Blue Preferred Gold PPO? 901 - PPO
  • Blue Preferred Gold PPO? Standard - PPO
  • Blue Preferred Security PPO? 200 - PPO
  • Blue Preferred Silver PPO? 203 - PPO
  • Blue Preferred Silver PPO? 308 - PPO
  • Blue Preferred Silver PPO? Standard - PPO
  • Blue Advantage Bronze PPO? 202 - PPO
  • Blue Advantage Bronze PPO? 203 - PPO
  • Blue Advantage Bronze PPO? Standard - PPO
  • Blue Advantage Gold PPO? 309 - PPO
  • Blue Advantage Gold PPO? 604 - PPO
  • Blue Advantage Gold PPO? Standard - PPO
  • Blue Advantage Silver PPO? 204 - PPO
  • Blue Advantage Silver PPO? 501 - PPO
  • Blue Advantage Silver PPO? Standard - PPO
  • Blue Preferred Bronze PPO? Standard - PPO
  • Blue Preferred Gold PPO? Standard - PPO
  • Blue Preferred Security PPO? 200 - PPO
  • Blue Preferred Silver PPO? Standard - PPO
  • MyBlue Bronze HMO? 902 - HMO
  • MyBlue Bronze HMO? 904 - HMO
  • MyBlue Bronze HMO? Standard - HMO
  • MyBlue Gold HMO? 704 - HMO
  • MyBlue Gold HMO? 804 - HMO
  • MyBlue Gold HMO? Standard - HMO
  • MyBlue Silver HMO? 705 - HMO
  • Blue Advantage Bronze HMO? 204 - HMO
  • Blue Advantage Bronze HMO? 301 - HMO
  • Blue Advantage Bronze HMO? Standard - HMO
  • Blue Advantage Gold HMO? 206 - HMO
  • Blue Advantage Gold HMO? 603 - HMO
  • Blue Advantage Gold HMO? Standard - HMO
  • Blue Advantage Plus Bronze? 303 - POS
  • Blue Advantage Plus Bronze? 305 - POS
  • Blue Advantage Plus Bronze? Standard - POS
  • Blue Advantage Plus Gold? 203 - POS
  • Blue Advantage Plus Gold? 803 - POS
  • Blue Advantage Plus Gold? Standard - POS
  • Blue Advantage Plus Silver? 202 - POS
  • Blue Advantage Plus Silver? 605 - POS
  • Blue Advantage Plus Silver? Standard - POS
  • Blue Advantage Security HMO? 200 - HMO
  • Blue Advantage Silver HMO? 205 - HMO
  • Blue Advantage Silver HMO? 801 - HMO
  • Blue Advantage Silver HMO? Standard - HMO
  • MyBlue Health Bronze? 402 - HMO
  • Bronze 7500 $25 Generic Drugs - HMO
  • Bronze 7500 $25 Generic Drugs + Adult Vision & Fitness - HMO
  • Core Gold 1500 $10 Generic Drugs - HMO
  • Core Gold 1500 $10 Generic Drugs + Adult Vision & Fitness - HMO
  • Diabetes Gold 3000 $0 Chronic Care Drugs & Services - HMO
  • Diabetes Gold 3000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness - HMO
  • Diabetes Silver 5000 $0 Chronic Care Drugs & Services - HMO
  • Diabetes Silver 5000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness - HMO
  • Gold 2000 $15 Generic Drugs - HMO
  • Gold 2000 $15 Generic Drugs + Adult Vision & Fitness - HMO
  • HDHP Preventive Silver 5500 $0 Chronic Care Drugs - HMO
  • Healthy Heart Gold 3000 $0 Chronic Care Drugs & Services - HMO
  • Healthy Heart Gold 3000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness - HMO
  • Healthy Heart Silver 5000 $0 Chronic Care Drugs & Services - HMO
  • Healthy Heart Silver 5000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness - HMO
  • Low Premium Bronze 10600 $25 Generic Drugs - HMO
  • Low Premium Bronze 10600 $25 Generic Drugs + Adult Vision & Fitness - HMO
  • Low Premium Silver 6200 $3 Generic Drugs - HMO
  • Low Premium Silver 6200 $3 Generic Drugs + Adult Vision & Fitness - HMO
  • Silver 6000 $20 Generic Drugs - HMO
  • Connect 1500 Gold - EPO
  • Connect 6000 Silver - EPO
  • Connect 9800 Bronze - EPO
  • HSA Qualified 7500 Bronze - Choice Network - EPO
  • HSA-E Qualified 7500 Bronze - Signature Network - EPO
  • Providence Oregon Standard Bronze Plan - Choice Network - EPO
  • Providence Oregon Standard Bronze Plan - Signature Network - EPO
  • Providence Oregon Standard Gold Plan - Choice Network - EPO
  • Providence Oregon Standard Gold Plan - Signature Network - EPO
  • Providence Oregon Standard Silver Plan - Choice Network - EPO
  • Providence Oregon Standard Silver Plan - Signature Network - 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
U64655MEDICARE UPIN (02) 
2031661MEDICAID (05)OH 
0816951MEDICARE PIN (08)OH 

Medicare Participation & PECOS Enrollment Status

William Knapp 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.

William Knapp 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) and a Home Health Agency (HHA).

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: 547394769

    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: I20100810000524

    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: No

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.

Established patient complete exam of visual system

An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.

This service was performed 213 times for 204 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 19 times for 17 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 116 times for 66 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 93 times for 74 patients

New patient complete exam of visual system

A new patient complete exam of the visual system is a thorough evaluation of your eyes and vision. It checks for any potential issues and assesses overall eye health. It includes tests for visual acuity, eye movement, and light response.

This service was performed 40 times for 40 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 2,581 times for 21 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $31.53 for a new patient copayment and $17.01 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 43351 ZIP code area.

New Patients Visit Costs *

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

  • Average New Patient Price $126.12
  • Minimum New Patient Price $54.34
  • Maximum New Patient Price $166.65
  • Average New Patient Copayment $31.53
  • Minimum New Patient Copayment $13.58
  • Maximum New Patient Copayment $41.66

Established Patients Visit Costs *

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

  • Average Established Patient Price $68.07
  • Minimum Established Patient Price $17.1
  • Maximum Established Patient Price $135.4
  • Average Established Patient Copayment $17.01
  • Minimum Established Patient Copayment $4.27
  • Maximum Established Patient Copayment $33.85

* 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. William Knapp is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
WYANDOT MEMORIAL HOSPITAL885 NORTH SANDUSKY AVENUE
UPPER SANDUSKY, OH 43351
(419) 294-4991Critical 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 1437131927, 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 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
4
Unchanged
Pos 3
3
Doubled → 6
Pos 4
7
Unchanged
Pos 5
1
Doubled → 2
Pos 6
3
Unchanged
Pos 7
1
Doubled → 2
Pos 8
9
Unchanged
Pos 9
2
Doubled → 4
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 1 → 2 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 6 + 7 + 2 + 3 + 2 + 9 + 4 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1437131927.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Optometrist
212 E WYANDOT AVE
UPPER SANDUSKY, OH 43351
Optometrist
212 E WYANDOT AVE
UPPER SANDUSKY, OH 43351
Optometrist
212 E WYANDOT AVE
UPPER SANDSKY, OH 43351

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1437131927, enumerated as an "individual" on November 18, 2005.

The provider is located at 212 E WYANDOT AVE UPPER SANDUSKY, OH 43351 and the phone number is (419) 294-2421.

Optometrist with taxonomy code 152WS0006X and a focus in Sports Vision.

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

William Knapp is affiliated with: WYANDOT MEMORIAL HOSPITAL.