DR. HENRY CHOW D.O.
NPI 1912290768
Radiology - Diagnostic Radiology in Portland, OR

Q: What is Henry Chow's NPI number?

The NPI number for Henry Chow is 1912290768. It was assigned to this individual provider in the NPPES registry on May 25, 2011.

Q: What is Henry Chow'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 Henry Chow was last updated on November 27, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 months 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 May 25, 2011PECOS EnrolledAccepts Medicare Assignment

91.58/100

CMS Quality Rating

5050 NE HOYT ST, PORTLAND, OR 97213(503) 731-2900 Get Directions Write a Review

NPPES record last updated: November 27, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Dr. Henry Chow D.o. NPPES

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

DR. HENRY CHOW D.O. (NPI 1912290768) is an individual diagnostic radiology provider in Portland, Oregon, licensed in Oregon (20A14417) and active in the NPI registry since May 2011. He is enrolled in Medicare PECOS, is affiliated with Ohsu Hospital And Clinics, and maintains a secondary practice location in Spokane.

NPPES Registry Identity

NPI1912290768

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameDR. HENRY CHOWCredential: D.O.

Location Address5050 NE HOYT STPortland, OR 97213-2991

Mailing Address5050 Ne Hoyt StPortland, OR 97213-2991 · (503) 731-2900

Phone(503) 731-2900

Sole ProprietorYes

Medical School CMSOtherGraduated 2011

Enumeration DateMay 25, 2011

Last NPPES UpdateNovember 27, 2024

NPPES CertifiedOctober 30, 2024

✔ NPI 1912290768 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

License✔ Licensed in OR · 20A14417

Definition

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

5050 NE HOYT ST, Portland, OR 97213

Open in Google Maps ↗

Secondary Practice Location 1

Location 1101 W 8th AveSpokane, WA 99204-2307 · Phone (509) 474-3131

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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. Henry Chow D.o. 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 ID2567753395

PECOS Enrollment IDI20170829001609

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 Reassignment

Medicare enrollment records show Henry Chow reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Radiology Specialists Of The Northwest, PC

0.2 mi

Diagnostic Radiology

545 NE 47TH AVE, SUITE 215
Portland, OR 97213

Reassigned Medicare billing, Oregon enrollment
30 clinicians in this Medicare group

NPI 1699759498 (503) 731-2900

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 45

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.

388 services355 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.

214 services199 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.

190 services188 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.

140 services122 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.

131 services128 patients

Nuclear medicine study from skull base to mid-thigh with ct scan 78815

A nuclear medicine study from skull base to mid-thigh with a CT scan involves using a small amount of radioactive material and CT imaging to examine body tissues and organs. This helps detect any abnormalities by providing detailed images of the body's internal structure.

102 services98 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.

67 services65 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.

62 services62 patients

Low dose ct scan of chest for lung cancer screening 71271

A low-dose CT scan of the chest is a quick, painless procedure that uses a small amount of radiation to create detailed images of your lungs. It's a key tool for early detection of lung cancer, especially for those at high risk.

60 services60 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.

55 services54 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.

53 services48 patients

Ct scan of chest without contrast 71250

49 services48 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.

48 services47 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.

43 services40 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.

42 services42 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.

42 services38 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect 78452

Nuclear medicine studies of the heart involve two parts: rest and stress. During rest, images are taken of your heart at ease. During stress, images are taken after exercise or medication-induced stress. SPECT is a special imaging technique providing 3D pictures of your heart, helping identify any issues.

41 services41 patients

Nuclear medicine study of bone and/or joint whole body 78306

A nuclear medicine study of bone and/or joint whole body involves injecting a small amount of radioactive material into your body. This material travels to your bones and emits energy. A special camera captures this energy, creating images of your bones to help identify any abnormalities.

38 services32 patients

X-ray of chest, 2 views 71046

34 services33 patients

Ct scan of abdomen and pelvis before and after contrast 74178

A CT scan of your abdomen and pelvis with and without contrast helps visualize your internal organs better. Contrast is a special dye that improves the clarity of the images. It's taken orally or injected into your veins before the scan. The process is painless and quick.

28 services28 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.

27 services27 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.

26 services25 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.

25 services23 patients

Mri scan of abdomen before and after contrast 74183

An MRI scan of the abdomen before and after contrast provides detailed images of your abdominal organs. Initially, images are taken without a contrast agent. Then, a safe dye is administered, usually via an IV, to highlight certain areas, giving a clearer picture to help diagnose various conditions.

25 services25 patients

Ct scan of heart with evaluation of blood vessel calcium 75571

A CT scan of the heart with evaluation of blood vessel calcium is a non-invasive test that uses X-rays to create detailed images of your heart. It helps in detecting and measuring calcium-containing plaque in the arteries, which can indicate heart disease.

25 services25 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.

23 services20 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.

22 services20 patients

Limited ultrasound scan of abdomen 76705

22 services22 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.

21 services21 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.

19 services18 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.

19 services17 patients

Ct scan of abdomen before and after contrast 74170

A CT scan of the abdomen before and after contrast is a diagnostic procedure. It involves taking detailed images of your abdomen area. Initially, images are taken without a contrast agent. Then, a contrast dye is given to highlight specific areas inside your body, helping to provide clearer images for better diagnosis.

19 services19 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.

17 services17 patients

Imaging for evaluation of swallowing function 74230

This process, known as a swallowing study, uses imaging technology to view how food and liquid move from your mouth to your stomach. It helps identify any issues you may have swallowing, which can be crucial for determining the best treatment plan.

17 services17 patients

Nuclear medicine study whole body with ct scan 78816

A Nuclear Medicine Study with a CT Scan is a diagnostic procedure. It uses a small amount of radioactive substance and a CT scan to create detailed images of your body. These images help doctors diagnose, monitor, and treat various conditions.

17 services15 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.

16 services16 patients

Ct scan of abdomen and pelvis with contrast 74177

16 services16 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.

15 services15 patients

Ct scan of lower spine without contrast 72131

A CT scan of the lower spine without contrast is a non-invasive imaging test. It uses X-rays to create detailed images of your lower back area, helping to detect conditions like fractures, infections, or tumors. It's painless and generally quick.

14 services14 patients

Mri scan of pelvis before and after contrast 72197

An MRI scan of the pelvis before and after contrast is a non-invasive imaging technique. It uses magnetic fields and radio waves to capture detailed images of your lower abdomen. Contrast dye, safe for the body, improves image clarity. This helps detect abnormalities more accurately.

14 services14 patients

Ct scan of blood vessels of abdomen and pelvis with contrast 74174

A CT scan of the abdomen and pelvis with contrast is a medical imaging procedure. A special dye, called contrast, is used to make blood vessels more visible. The scan produces detailed images of your abdomen and pelvis, helping doctors to diagnose conditions or plan treatments.

14 services14 patients

X-ray of upper spine, 2-3 views 72040

An X-ray of the upper spine, with 2-3 views, is a painless procedure that employs a small amount of radiation to capture images of your neck and upper back. It assists in diagnosing conditions like arthritis, fractures, or spinal deformities.

12 services12 patients

Complete ultrasound scan of abdomen 76700

A complete ultrasound scan of the abdomen is a non-invasive imaging procedure. It uses sound waves to produce images of the organs in your abdomen, such as the liver, gallbladder, spleen, pancreas, and kidneys. It helps in diagnosing, monitoring, and planning treatments.

12 services12 patients

Low dose ct scan of chest for lung cancer screening 71271

11 services11 patients

Complete ultrasound scan behind abdominal cavity 76770

A complete ultrasound scan behind the abdominal cavity is a non-invasive imaging procedure. It uses sound waves to create pictures of the structures and organs located at the back of your abdomen. It helps in diagnosing health conditions and monitoring ongoing treatments.

11 services11 patients

Hospital Affiliations CMS Care Compare 5

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

Ohsu Hospital And Clinics

Acute Care Hospitals · Portland, OR

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number380009

Location3181 SW Sam Jackson Park RoadPortland, OR 97239 · Multnomah County

Emergency services Birthing friendly

Providence Willamette Falls Medical Center

Acute Care Hospitals · Oregon City, OR

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number380038

Location1500 Division StreetOregon City, OR 97045 · Clackamas County

Emergency services Birthing friendly

Providence Portland Medical Center

Acute Care Hospitals · Portland, OR

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number380061

Location4805 NE Glisan StreetPortland, OR 97213 · Multnomah County

Emergency services Birthing friendly

Providence Milwaukie Hospital

Acute Care Hospitals · Milwaukie, OR

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number380082

Location10150 SE 32nd AvenueMilwaukie, OR 97222 · Clackamas County

Providence Hood River Memorial Hospital

Critical Access Hospitals · Hood River, OR

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number381318

Location810 12th StreetHood River, OR 97031 · Hood River County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97213 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

$90.51 typical visit price

range $58.99 – $176.88

Typical copayment $22.62 (range $14.74 – $44.22)

Most-billed visit code 99203

Established Patient

$73.28 typical visit price

range $19.32 – $144.79

Typical copayment $18.32 (range $4.83 – $36.19)

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.

91.58/100

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

Scored as part of a group practice

Quality

94.14

Improvement Activities

Cost

78.74

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.

MS. MOLLY ANNE BREDENBERG PT

Physical Therapist

5050 NE HOYT ST
PORTLAND, OR 97213

Multnomah County (503) 215-0424

ALISON MITCHELL MD

Family Medicine

5050 NE HOYT ST, SUITE 240
PORTLAND, OR 97213

Multnomah County (503) 215-6480

JOHN EDWARD HEFFNER MD

Internal Medicine (Pulmonary Disease)

5050 NE HOYT ST, SUITE 540
PORTLAND, OR 97213

Multnomah County (503) 215-6600

DR. THERESA MARIE MORIKAWA PHARMD, BCACP

Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)

5050 NE HOYT ST
PORTLAND, OR 97213

Multnomah County (503) 215-6296

JAMES H IMATANI, JR. M.D., PC

Surgery (Surgical Oncology)

5050 NE HOYT ST, SUITE 610
PORTLAND, OR 97213

Multnomah County (503) 467-4761

DONALD ANDREW YOUNG III MD

Urology

5050 NE HOYT ST, SUITE 514
PORTLAND, OR 97213

Multnomah County (503) 488-2323

SPECIALTY SURGERY PC

Surgery

5050 NE HOYT ST, STE 511
PORTLAND, OR 97213

Multnomah County (503) 232-0942

GRETCHEN E VANDERBEEK MD

Internal Medicine

5050 NE HOYT ST, SUITE 540
PORTLAND, OR 97213

Multnomah County (503) 215-6600

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 Henry Chow's NPI number?

The NPI number for Henry Chow is 1912290768. It was assigned to this individual provider in the NPPES registry on May 25, 2011.

Where is Henry Chow located?

Henry Chow practices at 5050 NE Hoyt St, Portland, OR 97213. The listed phone number is (503) 731-2900.

What is Henry Chow's specialty?

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

Is Henry Chow enrolled in Medicare?

Yes. Henry Chow 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.

Which organization bills Medicare for Henry Chow's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Henry Chow reassigns Medicare benefits to Radiology Specialists Of The Northwest, PC (Portland, OR). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Henry Chow's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Henry Chow affiliated with any hospitals?

According to CMS data, Henry Chow is affiliated with Ohsu Hospital And Clinics, Providence Willamette Falls Medical Center, Providence Portland Medical Center, Providence Milwaukie Hospital and Providence Hood River Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Henry Chow was last updated on November 27, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 months 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.