GREGORY S. KNUDSON M.D.
NPI 1033284286
Urology in Delaware, OH

Q: What is Gregory Knudson's NPI number?

The NPI number for Gregory Knudson is 1033284286. It was assigned to this individual provider in the NPPES registry on November 22, 2006.

Q: What is Gregory Knudson's specialty?

The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.

Q: When was this NPI record last updated?

The NPPES record for Gregory Knudson was last updated on September 22, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since November 22, 2006PECOS EnrolledAccepts Medicare Assignment

81.3/100

CMS Quality Rating

551 W CENTRAL AVE STE 102, DELAWARE, OH 43015(740) 368-5550(740) 368-5591 Get Directions Write a Review

NPPES record last updated: September 22, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Sep 22, 2022, Jan 5, 2022, Jul 6, 2018 (3 updates tracked since 2018).

On this page

About Gregory S. Knudson M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GREGORY S. KNUDSON M.D. (NPI 1033284286) is an individual urology provider in Delaware, Ohio, licensed in Ohio (35.063160) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, is affiliated with Riverside Methodist Hospital, and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (1986).

NPPES Registry Identity

NPI1033284286

Entity TypeIndividualMale

Primary Taxonomy208800000X

Provider Legal NameGREGORY S. KNUDSONCredential: M.D.

Location Address551 W CENTRAL AVE STE 102Delaware, OH 43015-1498

Mailing AddressPo Box 7527Dublin, OH 43017-0727

Phone(740) 368-5550

Fax(740) 368-5591

Sole ProprietorNo

Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 1986

Enumeration DateNovember 22, 2006

Last NPPES UpdateSeptember 22, 20223 updates tracked since enumeration

NPPES CertifiedSeptember 22, 2022

✔ NPI 1033284286 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyUrologyAllopathic & Osteopathic Physicians

Taxonomy Code208800000X

License✔ Licensed in OH · 35.063160

Definition

A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

551 W CENTRAL AVE STE 102, Delaware, OH 43015

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Other Identifiers 6

Other000000014762OH · Anthem Bcbs

Other1900506United Healthcare-s

Other1900116United Healthcare-m&d

Other340006194Rr Medicare

Other0004221655OH · Aetna

Medicaid0871187OH

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, CareSource, MedMutual.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Gregory S. Knudson M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5799884227

PECOS Enrollment IDI20100902000159

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 20

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

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.

729 services561 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

553 services445 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

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.

218 services172 patients

Leuprolide acetate (for depot suspension), 7.5 mg J9217

Leuprolide acetate is a medication that helps regulate certain hormone levels in your body. It's injected into your muscle once a month. This treatment can help manage various health conditions related to hormone imbalance. Always follow your doctor's instructions.

138 services16 patients

Diagnostic exam of bladder and urethra using an endoscope 52000

This procedure involves using a thin, flexible tube with a light, called an endoscope, to examine the bladder and urethra. It helps in identifying any abnormalities or issues that may be causing discomfort or other symptoms.

73 services62 patients

Ultrasound measurement of bladder capacity after voiding 51798

Ultrasound measurement of bladder capacity after voiding is a non-invasive test that uses sound waves to create images of your bladder. It's done after you've emptied your bladder to see if there's any leftover urine, which can help diagnose certain conditions.

71 services59 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

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.

68 services68 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

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.

54 services14 patients

Electronic assessment of bladder emptying 51741

Electronic assessment of bladder emptying is a non-invasive test that measures how well your bladder functions. It uses ultrasound technology to create images of your bladder before and after you use the restroom, helping to identify any issues with bladder emptying.

49 services43 patients

Imaging of urinary tract following injection of a contrast agent 74420

This procedure involves injecting a contrast agent into your body to help highlight the urinary tract during imaging. The contrast agent makes your urinary tract more visible on the images, providing detailed information about its structure and function. This can help in diagnosing any potential issues.

49 services45 patients

Crushing of stone of ureter with insertion of stent using an endoscope 52356

This procedure involves using a thin, flexible tube (endoscope) to locate and break down kidney stones in the ureter. After this, a small tube (stent) is inserted to help maintain an open pathway for urine to flow.

35 services31 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

33 services32 patients

Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope 52310

This is a procedure to remove an object, stone, or tube from your urinary tract. An endoscope, a thin, flexible tube with a light and camera, is used to locate and remove the object. It is a safe and effective way to address the issue.

30 services24 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

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.

29 services29 patients

Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221

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.

29 services26 patients

Insertion of stent in ureter using an endoscope 52332

This procedure involves placing a small, flexible tube (stent) in your body's drainage system to help urine flow from the kidneys to the bladder. An endoscope, a thin tube with a light and camera, is used for precise placement.

23 services19 patients

Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle 96402

This procedure involves the injection of hormone-based anti-cancer drugs under the skin or into a muscle. These medications help to slow down or stop the growth of certain types of cancer cells. The process is usually quick and can be performed in a clinic or hospital.

23 services16 patients

Biopsy of prostate gland 55700

A biopsy of the prostate gland is a procedure where a small sample of tissue is taken from your body's internal gland, located near the bladder, for testing. This helps in diagnosing potential health issues. It's usually done with a fine needle and imaging technology for accuracy.

21 services21 patients

Ultrasonic guidance for needle placement 76942

Ultrasonic guidance for needle placement is a technique where sound waves create images that help accurately position the needle during procedures. This method ensures precision, minimizes discomfort, and increases safety.

21 services21 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

17 services14 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Riverside Methodist Hospital

Acute Care Hospitals · Columbus, OH

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number360006

Location3535 Olentangy River RdColumbus, OH 43214 · Franklin County

Emergency services Birthing friendly

Grant Medical Center

Acute Care Hospitals · Columbus, OH

3/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number360017

Location111 South Grant AvenueColumbus, OH 43215 · Franklin County

Emergency services Birthing friendly

Memorial Hospital

Acute Care Hospitals · Marysville, OH

5/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number360092

Location500 London AvenueMarysville, OH 43040 · Union County

Emergency services Birthing friendly

Grady Memorial Hospital

Acute Care Hospitals · Delaware, OH

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number360210

Location561 West Central AvenueDelaware, OH 43015 · Delaware County

Emergency services Birthing friendly

Dublin Methodist Hospital

Acute Care Hospitals · Dublin, OH

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number360348

Location7500 Hospital AvenueDublin, OH 43016 · Franklin County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 43015 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$126.12 typical visit price

range $54.34 – $166.65

Typical copayment $31.53 (range $13.58 – $41.66)

Most-billed visit code 99204

Established Patient

$68.07 typical visit price

range $17.10 – $135.40

Typical copayment $17.01 (range $4.27 – $33.85)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

81.3/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

73.58

Promoting Interoperability

Improvement Activities

Cost

65.77

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gregory Knudson's NPI number?

The NPI number for Gregory Knudson is 1033284286. It was assigned to this individual provider in the NPPES registry on November 22, 2006.

Where is Gregory Knudson located?

Gregory Knudson practices at 551 W Central Ave Ste 102, Delaware, OH 43015. The listed phone number is (740) 368-5550.

What is Gregory Knudson's specialty?

The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.

Is Gregory Knudson enrolled in Medicare?

Yes. Gregory Knudson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Gregory Knudson accept?

Health plans from Anthem Blue Cross and Blue Shield, CareSource and MedMutual list Gregory Knudson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Gregory Knudson affiliated with any hospitals?

According to CMS data, Gregory Knudson is affiliated with Riverside Methodist Hospital, Grant Medical Center, Memorial Hospital, Grady Memorial Hospital and Dublin Methodist Hospital.

When was this NPI record last updated?

The NPPES record for Gregory Knudson was last updated on September 22, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.