SUZANNE TSAIHSUAN CHO MD
NPI 1699704379
Radiology - Diagnostic Radiology in Indianapolis, IN

Q: What is Suzanne Cho's NPI number?

The NPI number for Suzanne Cho is 1699704379. It was assigned to this individual provider in the NPPES registry on July 3, 2006. The provider is also known as Suzanne Tsai-Hsuan Chong MD.

Q: What is Suzanne Cho'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 Suzanne Cho was last updated on May 8, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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 03, 2006PECOS EnrolledAccepts Medicare Assignment

1701 N SENATE BLVD, INDIANAPOLIS, IN 46202(317) 963-5740 Get Directions Write a Review

NPPES record last updated: May 8, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 8, 2024, Feb 1, 2021, Sep 7, 2019 and 1 more (4 updates tracked since 2019).

On this page

About Suzanne Tsaihsuan Cho Md NPPES

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

SUZANNE TSAIHSUAN CHO MD (NPI 1699704379) is an individual diagnostic radiology provider in Indianapolis, Indiana, licensed in Indiana (01082835A) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, is affiliated with Cooley Dickinson Hospital Inc,the, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1699704379

Entity TypeIndividualFemale

Primary Taxonomy2085R0202X

Provider Legal NameSUZANNE TSAIHSUAN CHOCredential: MD

Location Address1701 N SENATE BLVDIndianapolis, IN 46202-1239

Mailing Address250 N Shadeland Ave Ste 200Indianapolis, IN 46219-4959 · (317) 963-2514

Phone(317) 963-5740

Sole ProprietorNo

Medical School CMSTemple University School Of MedicineGraduated 2000

Enumeration DateJuly 3, 2006

Last NPPES UpdateMay 8, 20244 updates tracked since enumeration

NPPES CertifiedMay 8, 2024

✔ NPI 1699704379 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 IN · 01082835A✔ Licensed in MI · 4301086346✔ Licensed in NH · 24914✔ Licensed in MA · 1017145

Definition

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

1701 N SENATE BLVD, Indianapolis, IN 46202

Open in Google Maps ↗

Other Names 1

Former Name (1)Suzanne Tsai-hsuan Chong Md

Secondary Practice Locations 3

Location 175 Francis StBoston, MA 02115-6110 · Phone (617) 732-5500

Location 2789 Central AveDover, NH 03820-2526 · Phone (603) 742-5252

Location 315 Parkman StreetBoston, MA 02241-1239 · Phone (617) 724-5246

Other Identifiers 2

Medicaid4840723MI

Medicaid4841631MI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Taro Health.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

Suzanne Tsaihsuan Cho Md 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 ID3678505369

PECOS Enrollment IDI20050901000811, I20240102000688, I20240228002714

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 Suzanne Cho reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Indiana University Radiology Associates, Inc.

0.1 mi

Diagnostic Radiology

1701 N SENATE BLVD
Indianapolis, IN 46202

Reassigned Medicare billing, Indiana and Michigan enrollments
279 clinicians in this Medicare group

NPI 1336192665 (317) 962-5035

Brigham & Womens Physicians Organization Inc

805 mi

Internal Medicine

75 FRANCIS ST
Boston, MA 02115

Reassigned Medicare billing, Massachusetts, Michigan and New Hampshire enrollments
4,574 clinicians in this Medicare group

NPI 1033535497 (617) 732-5500

The General Hospital Corporation

807 mi

General Acute Care Hospital

55 FRUIT ST, BULFINCH 360
Boston, MA 02114

Reassigned Medicare billing, Massachusetts enrollment
6,234 clinicians in this Medicare group

NPI 1023049236 (617) 726-2000

Massachusetts General Physicians Organization Inc

807 mi

Dermatology

55 FRUIT ST, BUL 2
Boston, MA 02114

Reassigned Medicare billing, Massachusetts, Michigan and New Hampshire enrollments
6,360 clinicians in this Medicare group

NPI 1801874573 (617) 724-0287

Harbor Medical Associates, Inc.

811 mi

Cardiovascular Disease

541 MAIN ST, SUITE 400
South Weymouth, MA 02190

Reassigned Medicare billing, Massachusetts enrollment
419 clinicians in this Medicare group

NPI 1124079561 (781) 952-1240

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 46

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.

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.

657 services645 patients

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.

615 services598 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.

584 services569 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.

459 services455 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.

341 services339 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.

281 services279 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.

135 services134 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.

135 services134 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.

124 services124 patients

Ct scan of lower spine with contrast 72132

A CT scan of the lower spine with contrast is a non-invasive imaging test that uses X-ray technology and a contrast dye to create detailed pictures of your lower spine. It helps in diagnosing conditions like herniated discs, fractures, or tumors.

115 services115 patients

Ct scan of middle spine with contrast 72129

A CT scan of the middle spine with contrast is a detailed imaging test. A special dye is used to highlight areas in your spine, providing clearer pictures. It helps doctors diagnose issues such as injuries, infections, or diseases in that area.

106 services106 patients

Ct scan of blood vessels of abdomen with contrast 74175

A CT scan of the abdomen's blood vessels with contrast is a diagnostic procedure. A safe dye is injected into your veins, which helps to highlight your blood vessels on the images. This helps doctors examine your abdominal blood vessels more clearly.

100 services100 patients

X-ray of chest, 2 views 71046

93 services89 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.

93 services90 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.

86 services83 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.

73 services73 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.

63 services63 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.

55 services50 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.

53 services43 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.

53 services52 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.

53 services53 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.

52 services52 patients

X-ray of thigh bone, minimum 2 views 73552

An X-ray of the thigh bone is a non-invasive imaging test. It involves passing a small amount of radiation through the thigh to produce images of the bone structure. At least two different angles are captured for a comprehensive view. This helps detect fractures, infections, or other abnormalities.

51 services47 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.

47 services45 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.

43 services43 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.

42 services42 patients

Ct scan of middle spine without contrast 72128

A CT scan of the middle spine without contrast is a non-invasive imaging test. It uses X-rays to create detailed pictures of your mid-spine area. This scan helps doctors identify issues like fractures, tumors, or infections. No dye is used in this procedure.

39 services39 patients

Ct scan of face without contrast 70486

A CT scan of the face without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your face, including bones, soft tissues, and blood vessels. It's often used to diagnose diseases, injuries, or abnormalities. No contrast dye is used in this procedure.

38 services38 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.

38 services38 patients

X-ray of lower leg, 2 views 73590

An X-ray of the lower leg, 2 views, is a quick, painless test that produces images of the bones in your lower leg. It helps to identify fractures, infections, or diseases. Two different angles are used to provide a comprehensive view of the leg's structure.

38 services36 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.

37 services34 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.

33 services28 patients

X-ray of upper arm, minimum of 2 views 73060

An X-ray of the upper arm with a minimum of 2 views involves capturing images of your arm from different angles. This helps in assessing the bones and surrounding tissues for any abnormalities or injuries. It's a quick, painless procedure.

31 services31 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.

30 services30 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.

30 services28 patients

Ultrasound study of arm or leg veins with compression and maneuvers 93970

An ultrasound study of arm or leg veins with compression and maneuvers is a non-invasive procedure that uses sound waves to create images of your veins. This helps identify blood clots or other vein problems. During the procedure, pressure is applied to the veins and certain movements are performed to assess blood flow.

30 services30 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.

27 services24 patients

Ct scan of leg without contrast 73700

A CT scan of the leg is a non-invasive imaging test that uses X-rays to capture detailed images of your leg's bones, muscles, and blood vessels. It doesn't use contrast dye and doesn't cause any pain. It helps in diagnosing injuries or diseases.

21 services21 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.

15 services15 patients

X-ray of hip, 2-3 views 73502

14 services12 patients

Ct scan head or brain without contrast 70450

13 services13 patients

X-ray of forearm, 2 views 73090

An X-ray of the forearm, 2 views, is a diagnostic procedure where two different pictures of your forearm are taken using a small amount of radiation. These images help doctors assess your bone health and identify any fractures, infections, or other abnormalities.

13 services13 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.

13 services13 patients

X-ray of ribs on side of body, minimum of 3 views 71101

This is a diagnostic procedure where a machine emits a small amount of radiation to capture images of your ribs from at least three different angles. It helps to identify issues like fractures or infections. It's a quick, painless process.

12 services12 patients

X-ray of finger, minimum of 2 views 73140

An X-ray of the finger involves capturing images of your finger from at least two different angles. This non-invasive procedure helps in visualizing the bones and joints, aiding in the diagnosis of fractures, infections, or other abnormalities. Minimal discomfort may be experienced.

12 services12 patients

X-ray of abdomen, 2 views 74019

An X-ray of the abdomen, 2 views, is a non-invasive imaging test. It uses a small amount of radiation to capture pictures of the structures inside your belly. The two views provide different angles, helping doctors see your organs clearly and detect any issues.

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.

Cooley Dickinson Hospital Inc,the

Acute Care Hospitals · Northampton, MA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220015

Location30 Locust StreetNorthampton, MA 01060 · Hampshire County

Emergency services Birthing friendly

North Shore Medical Center -

Acute Care Hospitals · Salem, MA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220035

Location81 Highland AvenueSalem, MA 01970 · Essex County

Emergency services Birthing friendly

Newton-Wellesley Hospital

Acute Care Hospitals · Newton, MA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220101

Location2014 Washington StreetNewton, MA 02462 · Middlesex County

Emergency services Birthing friendly

Faulkner Hospital-Brigham And Women's

Acute Care Hospitals · Boston, MA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220119

Location1153 Centre StreetBoston, MA 02130 · Suffolk County

Emergency services

Wentworth-Douglass Hospital

Acute Care Hospitals · Dover, NH

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number300018

Location789 Central AveDover, NH 03820 · Strafford County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46202 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

$82.04 typical visit price

range $53.07 – $161.76

Typical copayment $20.51 (range $13.26 – $40.44)

Most-billed visit code 99203

Established Patient

$66.48 typical visit price

range $16.93 – $132.22

Typical copayment $16.62 (range $4.23 – $33.05)

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.

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.

THOMAS M DONAHUE MD

Anesthesiology

1701 N SENATE BLVD
INDIANAPOLIS, IN 46202

Marion County (317) 577-4200

DR. GINA MARIE DIANTONIO SWARTZEL M.D.

Emergency Medicine

1701 N SENATE BLVD, B401
INDIANAPOLIS, IN 46202

Marion County (317) 962-5975

NASER A KAFEEL DO

Internal Medicine

1701 N SENATE BLVD
INDIANAPOLIS, IN 46202

Marion County (317) 962-8776

ZACHARY JARRETT DO

Internal Medicine (Critical Care Medicine)

1701 N SENATE BLVD
INDIANAPOLIS, IN 46202

Marion County (317) 962-5820

BARBRA A BACHMEIER NP

Nurse Practitioner (Family)

1701 N SENATE BLVD, RM AG 001
INDIANAPOLIS, IN 46202

Marion County (317) 962-3886

BRIAN T ROBINSON MD

Internal Medicine

1701 N SENATE BLVD
INDIANAPOLIS, IN 46202

Marion County (317) 962-8776

MARK H HOYER MD

Pediatrics (Pediatric Cardiology)

1701 N SENATE BLVD
INDIANAPOLIS, IN 46202

Marion County (317) 678-3900

SHALINI K MANCHANDA MD

Internal Medicine (Sleep Medicine)

1701 N SENATE BLVD
INDIANAPOLIS, IN 46202

Marion County (888) 484-3258

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 Suzanne Cho's NPI number?

The NPI number for Suzanne Cho is 1699704379. It was assigned to this individual provider in the NPPES registry on July 3, 2006. The provider is also known as Suzanne Tsai-Hsuan Chong MD.

Where is Suzanne Cho located?

Suzanne Cho practices at 1701 N Senate Blvd, Indianapolis, IN 46202. The listed phone number is (317) 963-5740.

What is Suzanne Cho's specialty?

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

Is Suzanne Cho enrolled in Medicare?

Yes. Suzanne Cho 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 organizations bill Medicare for Suzanne Cho's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Suzanne Cho reassigns Medicare benefits to 5 organizations: Indiana University Radiology Associates, Inc. (Indianapolis, IN), Brigham & Womens Physicians Organization Inc (Boston, MA), The General Hospital Corporation (Boston, MA), Massachusetts General Physicians Organization Inc (Boston, MA) and Harbor Medical Associates, Inc. (South Weymouth, MA). Each 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 Suzanne Cho's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Suzanne Cho accept?

Health plans from Taro Health list Suzanne Cho 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 Suzanne Cho affiliated with any hospitals?

According to CMS data, Suzanne Cho is affiliated with Cooley Dickinson Hospital Inc,the, North Shore Medical Center -, Newton-Wellesley Hospital, Faulkner Hospital-Brigham And Women's and Wentworth-Douglass Hospital.

When was this NPI record last updated?

The NPPES record for Suzanne Cho was last updated on May 8, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.