DR. RYAN M PEIRCE M.D.
NPI 1790704724
Radiology - Diagnostic Radiology in Green Bay, WI

Q: What is Ryan Peirce's NPI number?

The NPI number for Ryan Peirce is 1790704724. It was assigned to this individual provider in the NPPES registry on July 19, 2006.

Q: What is Ryan Peirce's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Q: When was this NPI record last updated?

The NPPES record for Ryan Peirce was last updated on August 22, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since July 19, 2006PECOS EnrolledAccepts Medicare Assignment

2941 S RIDGE RD, GREEN BAY, WI 54304(920) 964-0480 Get Directions Write a Review

NPPES record last updated: August 22, 2013. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. Ryan M Peirce M.d. NPPES

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

DR. RYAN M PEIRCE M.D. (NPI 1790704724) is an individual diagnostic radiology provider in Green Bay, Wisconsin, licensed in Wisconsin (50104-020) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with St Nicholas Hospital, and is a graduate of University Of Chicago, Pritzker School Of Medicine (2001).

NPPES Registry Identity

NPI1790704724

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameDR. RYAN M PEIRCECredential: M.D.

Location Address2941 S RIDGE RDGreen Bay, WI 54304-5517

Mailing Address2941 S Ridge RdGreen Bay, WI 54304-5517 · (920) 964-0480

Phone(920) 964-0480

Sole ProprietorNo

Medical School CMSUniversity Of Chicago, Pritzker School Of MedicineGraduated 2001

Enumeration DateJuly 19, 2006

Last NPPES UpdateAugust 22, 2013

✔ NPI 1790704724 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

Licenses✔ Licensed in WI · 50104-020✔ Licensed in IL · 036-110027✔ Licensed in MI · 4301088229

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

2941 S RIDGE RD, Green Bay, WI 54304

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource (Common Ground Healthcare).Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Ryan M Peirce 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 ID2466457312

PECOS Enrollment IDI20070720000782

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.

Medicare Billing Reassignments

Medicare enrollment records show Ryan Peirce reassigns Medicare billing to 10 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Green Bay Radiology Sc

Same address

Diagnostic Radiology

2941 S RIDGE RD
Green Bay, WI 54304

Reassigned Medicare billing, Wisconsin enrollment
26 clinicians in this Medicare group

NPI 1447327986 (920) 336-4096

St Vincent Hospital-Hospital Sisters-Third Order Of St Francis

0.6 mi

General Practice

2710 EXECUTIVE DR
Green Bay, WI 54304

Reassigned Medicare billing, Wisconsin enrollment
742 clinicians in this Medicare group

NPI 1285613638 (920) 433-8287

Orthopedic & Sports Medicine Specialists Of Green Bay, Sc

5.3 mi

Specialist

2223 LIME KILN RD, SUITE 1
Green Bay, WI 54311

Reassigned Medicare billing, Wisconsin enrollment
65 clinicians in this Medicare group

NPI 1760670145 (920) 430-8120

Radiology Associates Of The Fox Valley, Sc

27 mi

Diagnostic Radiology

333 N COMMERCIAL ST
Neenah, WI 54956

Reassigned Medicare billing, Wisconsin enrollment
84 clinicians in this Medicare group

NPI 1477539443 (920) 722-1583

St. Nicholas Hospital-Sisters Of The Third Order Of St Francis

52 mi

Internal Medicine

3113 SAEMANN AVE
Sheboygan, WI 53081

Reassigned Medicare billing, Wisconsin enrollment
673 clinicians in this Medicare group

NPI 1275799413 (920) 496-4700

Gbr Sheboygan LLC

52 mi

Diagnostic Radiology

3100 SUPERIOR AVE
Sheboygan, WI 53081

Reassigned Medicare billing, Wisconsin enrollment
28 clinicians in this Medicare group

NPI 1467529917 (920) 964-0480

Madison Radiologists S C

118 mi

Diagnostic Radiology

700 S PARK ST
Madison, WI 53715

Reassigned Medicare billing, Wisconsin enrollment
63 clinicians in this Medicare group

NPI 1871573725 (608) 251-6100

Dean Health Systems, Inc

118 mi

Allergy & Immunology

1211 FISH HATCHERY RD
Madison, WI 53715

Reassigned Medicare billing, Wisconsin enrollment
1,377 clinicians in this Medicare group

NPI 1053358846 (608) 252-8000

Beloit Radiology Ltd

141 mi

Diagnostic Radiology

1969 W HART RD
Beloit, WI 53511

Reassigned Medicare billing, Wisconsin enrollment
40 clinicians in this Medicare group

NPI 1386661734 (608) 364-5269

Radiology Regional Center P A

1,285 mi

Diagnostic Radiology

14551 HOPE CENTER LOOP
Fort Myers, FL 33912

Reassigned Medicare billing, Wisconsin enrollment
3 clinicians in this Medicare group

NPI 1407809262 (239) 936-2316

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 48

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.

X-ray of chest, 1 view 71045

A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.

207 services198 patients

X-ray of shoulder, minimum of 2 views 73030

An X-ray of the shoulder, with a minimum of 2 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of your shoulder bones. This helps in diagnosing conditions like fractures, arthritis, or other abnormalities. The procedure is quick and painless.

102 services55 patients

X-ray of foot, minimum of 3 views 73630

An X-ray of the foot, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones and tissues in your foot. This helps to identify fractures, infections, or other abnormalities. Multiple views ensure a comprehensive examination.

99 services48 patients

Ct scan head or brain without contrast 70450

A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.

91 services90 patients

X-ray of knee, 3 views 73562

An X-ray of the knee, 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the knee from three different angles. This helps medical professionals to diagnose and monitor conditions like arthritis, fractures, or infections. The process is quick and painless.

90 services41 patients

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

75 services42 patients

X-ray of hand, minimum of 3 views 73130

An X-ray of the hand, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones in your hand from different angles. This helps in diagnosing fractures, infections, arthritis, or other abnormalities. It's quick and painless.

75 services30 patients

X-ray of chest, 2 views 71046

72 services71 patients

X-ray of hip, 2-3 views 73502

An X-ray of the hip with 2-3 views is a non-invasive imaging test. It uses a small amount of radiation to produce pictures of the hip joint. These images help in diagnosing conditions like fractures, arthritis, or other abnormalities. The process is quick and painless.

67 services43 patients

Ct scan of abdomen and pelvis with contrast 74177

A CT scan of the abdomen and pelvis with contrast is an imaging procedure. A special dye, called contrast, is used to make certain areas more visible. This can help identify issues such as infections, tumors, or other abnormalities. The procedure is painless and usually takes about 30 minutes.

67 services66 patients

X-ray of shoulder, minimum of 2 views 73030

65 services61 patients

X-ray of hip, 2-3 views 73502

61 services56 patients

X-ray of knee, 3 views 73562

59 services51 patients

Mri scan of leg joint without contrast 73721

An MRI scan of your leg joint is a non-invasive procedure that uses magnetic fields and radio waves to create detailed images of the structures within your leg. This helps doctors diagnose or monitor conditions without using contrast dye.

50 services47 patients

Ct scan of upper spine without contrast 72125

A CT scan of the upper spine without contrast is a non-invasive imaging test that uses X-rays to capture detailed images of your neck and upper back. It helps in identifying issues like fractures, tumors, or infections. No dye (contrast) is used in this scan.

49 services48 patients

X-ray of abdomen, 1 view 74018

An X-ray of the abdomen, 1 view, is a quick and painless imaging test. It uses a small amount of radiation to produce images of the structures in your abdomen, such as the stomach, liver, and intestines. This can help identify issues like blockages, infections, or injuries.

46 services25 patients

Dxa bone density measurement of hip, pelvis, spine 77080

A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.

45 services45 patients

X-ray of abdomen, 1 view 74018

44 services38 patients

Mri scan of arm joint without contrast 73221

An MRI scan of the arm joint is a non-invasive imaging procedure that uses magnetic fields and radio waves to create detailed images of the structures within your arm joint. No contrast dye is used in this process. It helps to diagnose or monitor conditions like arthritis, injuries, or infections.

39 services38 patients

X-ray of foot, minimum of 3 views 73630

39 services36 patients

X-ray of ankle, minimum of 3 views 73610

An ankle X-ray is a quick, painless imaging test. It involves capturing at least three different images or 'views' of your ankle using small amounts of radiation. These images help identify any abnormalities or injuries, such as fractures or arthritis.

37 services22 patients

Dxa bone density measurement of hip, pelvis, spine 77080

37 services37 patients

X-ray of wrist, minimum of 3 views 73110

An X-ray of the wrist, minimum of 3 views, is a diagnostic procedure that uses radiation to create images of your wrist from different angles. This helps detect fractures, infections, or other abnormalities for accurate diagnosis and treatment planning.

34 services17 patients

Ct scan of abdomen and pelvis without contrast 74176

A CT scan of the abdomen and pelvis is a non-invasive medical test. It uses special X-ray equipment to create detailed images of your abdominal and pelvic areas. This helps doctors examine organs, tissues, and vessels. No contrast dye is used in this procedure.

34 services34 patients

X-ray of knee, 4 or more views 73564

An X-ray of the knee, 4 or more views, is a non-invasive imaging test. It involves capturing multiple images of your knee from different angles. This helps in diagnosing conditions such as fractures, arthritis, or infections. The procedure is quick and painless.

33 services28 patients

Mri scan of leg joint without contrast 73721

31 services28 patients

Ct scan of blood vessels of chest with contrast 71275

A CT scan of the chest with contrast is a non-invasive imaging test. It uses X-rays and a special dye to get detailed images of your blood vessels in the chest. This helps in diagnosing conditions related to heart and lungs.

28 services28 patients

X-ray of pelvis, 1-2 views 72170

An X-ray of the pelvis, 1-2 views, is a quick and painless imaging test. It uses a small amount of radiation to produce images of the lower part of your torso. These images help to detect any abnormalities or injuries in your hip bones and surrounding structures.

27 services26 patients

Limited ultrasound scan of joint or other extremity structure except blood vessels 76882

A limited ultrasound scan of a joint or other extremity structure lacking blood vessels is a non-invasive procedure that uses sound waves to create images of the inside of your body. This helps in diagnosing and monitoring conditions related to your joints or other similar structures.

27 services19 patients

Mri scan of lower spinal canal without contrast 72148

An MRI scan of the lower spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to produce detailed images of your lower spine. This helps identify issues like disc problems, tumors, or nerve conditions. No dye is used.

26 services26 patients

X-ray of hand, minimum of 3 views 73130

26 services21 patients

X-ray of wrist, minimum of 3 views 73110

25 services24 patients

X-ray of knee, 4 or more views 73564

24 services15 patients

X-ray of ankle, minimum of 3 views 73610

24 services23 patients

X-ray of lower and sacral spine, 2-3 views 72100

An X-ray of the lower and sacral spine involves capturing images of your lower back area, including the tailbone. This procedure helps in identifying problems like fractures, infections, or deformities. 2-3 different angle views provide a comprehensive picture.

22 services17 patients

Technical calculation of trabecular bone score (tbs) 77091

The Trabecular Bone Score (TBS) is a diagnostic method used to assess your bone health. It uses images from a type of X-ray called a DXA scan to analyze the quality of your bones. This helps predict the risk of fractures.

22 services22 patients

X-ray of knee, 1-2 views 73560

An X-ray of the knee with 1-2 views is a quick, painless test that produces images of the knee bones. It helps identify fractures, infections, or changes in the knee joint. During the procedure, you'll be asked to stay still while the X-ray machine captures the images.

21 services21 patients

X-ray of knee, 1-2 views 73560

21 services11 patients

Ct scan of chest without contrast 71250

A CT scan of the chest without contrast is a non-invasive imaging procedure. It uses special X-ray equipment to produce detailed images of your chest area, including your lungs and heart. It can help diagnose conditions such as lung diseases or heart disorders. It doesn't involve any dyes or contrast agents.

20 services20 patients

Ct scan of blood vessels of head with contrast 70496

A CT scan of the head's blood vessels with contrast is a diagnostic procedure. A special dye (contrast) is injected into your body to make the blood vessels visible on the scan. This helps identify issues like blockages or abnormalities in your head's blood vessels.

19 services19 patients

Ct scan of blood vessels of neck with contrast 70498

A CT scan of the neck's blood vessels with contrast is a diagnostic procedure. It uses X-rays and a special dye to create detailed images of your neck's blood vessels. This helps doctors detect issues such as blockages or abnormalities.

19 services19 patients

X-ray of lower and sacral spine, 2-3 views 72100

19 services19 patients

Limited ultrasound scan of abdomen 76705

A limited ultrasound scan of the abdomen is a non-invasive imaging test. It uses sound waves to produce images of the abdominal organs such as the liver, gallbladder, spleen, pancreas, and kidneys. This helps to identify any abnormalities or issues.

19 services19 patients

Ultrasound study of one arm or leg veins with compression and maneuvers 93971

This is a non-invasive procedure using sound waves to visualize veins in an arm or leg. It involves applying gentle pressure and performing certain movements. It helps identify any abnormal blood flow or clots, ensuring vascular health.

19 services19 patients

Ct scan of chest with contrast 71260

A CT scan of the chest with contrast is an imaging procedure. A special dye (contrast) is used to highlight specific areas in your body, providing clearer pictures of your chest. This helps in diagnosing conditions related to your lungs, heart, and other chest structures.

18 services17 patients

X-ray of hip, 1 view 73501

An X-ray of the hip, 1 view, is a quick, painless test where a small amount of radiation is used to produce images of the hip joint. This helps in diagnosing conditions like arthritis or fractures. You'll be positioned so that the X-ray machine can capture the best image of your hip.

15 services15 patients

Mri scan of brain without contrast 70551

An MRI scan of the brain without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your brain. It helps in detecting abnormalities like tumors, stroke, inflammation, or infection.

13 services13 patients

X-ray of elbow, minimum of 3 views 73080

An elbow X-ray with a minimum of 3 views is a non-invasive imaging test. It helps visualize the bones of the elbow from different angles. This aids in diagnosing conditions like fractures or arthritis. The procedure is quick, painless, and usually takes around 15 minutes.

13 services12 patients

Hospital Affiliations CMS Care Compare 5

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

St Nicholas Hospital

Acute Care Hospitals · Sheboygan, WI

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520044

Location3100 Superior AveSheboygan, WI 53081 · Sheboygan County

Emergency services Birthing friendly

St Vincent Hospital

Acute Care Hospitals · Green Bay, WI

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number520075

Location835 S Van Buren StGreen Bay, WI 54301 · Brown County

Emergency services Birthing friendly

St Mary's Hospital Medical Center

Acute Care Hospitals · Green Bay, WI

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number520097

Location1726 Shawano AveGreen Bay, WI 54303 · Brown County

Emergency services

Southwest Health Center

Critical Access Hospitals · Platteville, WI

OwnershipVoluntary non-profit - Private

CMS Certification Number521354

Location1400 East Side RdPlatteville, WI 53818 · Grant County

Emergency services

Door County Medical Center

Critical Access Hospitals · Sturgeon Bay, WI

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number521358

Location323 South 18th AvenueSturgeon Bay, WI 54235 · Door County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54304 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

$82.92 typical visit price

range $53.90 – $163.24

Typical copayment $20.73 (range $13.47 – $40.81)

Most-billed visit code 99203

Established Patient

$67.37 typical visit price

range $17.40 – $133.76

Typical copayment $16.84 (range $4.35 – $33.44)

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.

Reported Quality Measures

Radiation Consideration for Adult CT: Utilization of Dose Lowering Techniques

Percentage of final reports for patients aged 18 years and older undergoing CT with documentation that one or more of the following dose reduction techniques were used: - Automated exposure control - Adjustment of the mA and/or kV according to patient size -…

100%426 patients

Radiology: Reminder System for Screening Mammograms

Percentage of patients undergoing a screening mammogram whose information is entered into a reminder system with a target due date for the next mammogram

100%33 patients

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. NAMI P ZARVAN MD

Radiology (Diagnostic Radiology)