LINUS TSU-HUANG CHUANG M.D.
NPI 1538100722
Obstetrics & Gynecology - Gynecologic Oncology in Danbury, CT

Active since June 09, 2006PECOS EnrolledAccepts Medicare Assignment
95 LOCUST AVE, STROOCK TOWER, 2ND FLOOR, DANBURY, CT 06810(203) 739-4900(203) 739-1890 Get Directions Write a Review

NPPES record last updated: March 17, 2018. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 17, 2018, Aug 8, 2017 (2 updates tracked since 2017).

About Linus Tsu-huang Chuang M.d. NPPES

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

LINUS TSU-HUANG CHUANG M.D. (NPI 1538100722) is an individual gynecologic oncology provider in Danbury, Connecticut, licensed in Connecticut (56842) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Vassar Brothers Medical Center, and maintains a secondary practice location in New York.

NPPES Registry Identity

NPI1538100722
Entity TypeIndividualMale
Primary Taxonomy207VX0201X
Provider Legal NameLINUS TSU-HUANG CHUANGCredential: M.D.
Location Address95 LOCUST AVE, STROOCK TOWER, 2ND FLOORDanbury, CT 06810
Mailing Address95 Locust Ave, Stroock Tower, 2nd FloorDanbury, CT 06810 · (203) 739-4900 · Fax (203) 739-1890
Fax(203) 739-1890
Sole ProprietorYes
Medical School CMSOtherGraduated 1991
Enumeration DateJune 9, 2006
Last NPPES UpdateMarch 17, 20182 updates tracked since enumeration
✔ NPI 1538100722 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & Gynecology · Gynecologic OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207VX0201X
Licenses✔ Licensed in CT · 56842✔ Licensed in NY · 181661-1
Definition
An obstetrician/gynecologist who provides consultation and comprehensive management of patients with gynecologic cancer, including those diagnostic and therapeutic procedures necessary for the total care of the patient with gynecologic cancer and resulting complications.
95 LOCUST AVE, Danbury, CT 06810

Other Names 1

Professional Name (2)Tsu-huang Chuang M.d.

Secondary Practice Location 1

Location 11190 5th Ave, Ruttenberg Treatment Center 1st FloorNew York, NY 10029-6503 · Phone (212) 241-1111 · Fax (212) 289-2733

Other Identifiers 1

Medicaid01497227NY

Accepted 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

Linus Tsu-huang Chuang 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 ID8123010063
PECOS Enrollment IDI20040331001682, I20170918003032
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

3

Medicare enrollment records show Linus Chuang reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Internal Medicine
24 HOSPITAL AVE
Danbury, CT 06810
  • Reassigned Medicare billing, Connecticut enrollment
  • 818 clinicians in this Medicare group
Internal Medicine
45 READE PLACE
Poughkeepsie, NY 12601
  • Reassigned Medicare billing, New York enrollment
  • 638 clinicians in this Medicare group
Hematology & Oncology
1 GUSTAVE L LEVY PL
New York, NY 10029
  • Reassigned Medicare billing, New York enrollment
  • Also billed through NPI 1124392212 (New York), NPI 1477932275 (New York)
  • 275 clinicians in this Medicare group

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 2

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.
77 services61 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.
41 services41 patients

Hospital Affiliations CMS Care Compare 2

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

Vassar Brothers Medical Center

Acute Care Hospitals · Poughkeepsie, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330023
Location45 Reade PlacePoughkeepsie, NY 12601 · Dutchess County
Emergency services Birthing friendly

Putnam Hospital Center

Acute Care Hospitals · Carmel, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330273
Location670 Stoneleigh AvenueCarmel, NY 10512 · Putnam County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06810 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
$183.10 typical visit price
range $60.82 – $183.10
Typical copayment $45.77 (range $15.20 – $45.77)
Most-billed visit code 99205
Established Patient
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
Most-billed visit code 99214
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.

Internal Medicine (Hematology & Oncology)
95 LOCUST AVE
DANBURY, CT 06810
Pharmacy (Community/Retail Pharmacy)
95 LOCUST AVE
DANBURY, CT 06810
Nurse Practitioner (Adult Health)
95 LOCUST AVE
DANBURY, CT 06810
Surgery (Surgical Oncology)
95 LOCUST AVE
DANBURY, CT 06810
Internal Medicine (Hematology & Oncology)
95 LOCUST AVE
DANBURY, CT 06810
Internal Medicine (Gastroenterology)
95 LOCUST AVE
DANBURY, CT 06810
Nurse Practitioner (Family)
95 LOCUST AVE
DANBURY, CT 06810
Physician Assistant (Medical)
95 LOCUST AVE, WCMG/HEMATOLOGY-ONCOLOGY
DANBURY, CT 06810

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 Linus Chuang's NPI number?

The NPI number for Linus Chuang is 1538100722. It was assigned to this individual provider in the NPPES registry on June 9, 2006. The provider is also known as Tsu-Huang Chuang M.D..

Where is Linus Chuang located?

Linus Chuang practices at 95 Locust Ave Stroock Tower, 2nd Floor, Danbury, CT 06810. The listed phone number is (203) 739-4900.

What is Linus Chuang's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Gynecologic Oncology, with taxonomy code 207VX0201X.

Is Linus Chuang enrolled in Medicare?

Yes. Linus Chuang 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 Linus Chuang's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Linus Chuang reassigns Medicare benefits to 3 organizations: Nuvance Health Medical Practice Ct, Inc. (Danbury, CT), Nuvance Health Medical Practice PC (Poughkeepsie, NY) and Icahn School Of Medicine At Mount Sinai (New York, NY). 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 Linus Chuang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Linus Chuang accept?

Health plans from Anthem Blue Cross and Blue Shield list Linus Chuang 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 Linus Chuang affiliated with any hospitals?

According to CMS data, Linus Chuang is affiliated with Vassar Brothers Medical Center and Putnam Hospital Center.

When was this NPI record last updated?

The NPPES record for Linus Chuang was last updated on March 17, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.