XIANG-YANG D GUO MD
NPI 1245282508
Internal Medicine - Gastroenterology in Falmouth, MA
About Xiang-yang D Guo Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
XIANG-YANG D GUO MD (NPI 1245282508) is an individual gastroenterology provider in Falmouth, Massachusetts, licensed in Massachusetts (219396) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Falmouth Hospital, and is a graduate of Other (1983).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 6
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
Xiang-yang D Guo 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.
Medicare Billing Reassignment
Medicare enrollment records show Xiang-yang Guo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Hyannis, MA 02601
- Reassigned Medicare billing, Massachusetts enrollment
- 423 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 17
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Falmouth Hospital
Acute Care Hospitals · Falmouth, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02540 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
Other Providers at the Same Location NPPES 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
FALMOUTH, MA 02540
FALMOUTH, MA 02540
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 Xiang-yang Guo's NPI number?
The NPI number for Xiang-yang Guo is 1245282508. It was assigned to this individual provider in the NPPES registry on May 16, 2006.
Where is Xiang-yang Guo located?
Xiang-yang Guo practices at 90 Ter Heun Dr Suite 101, Falmouth, MA 02540. The listed phone number is (508) 495-7160.
What is Xiang-yang Guo's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Xiang-yang Guo enrolled in Medicare?
Yes. Xiang-yang Guo 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 Xiang-yang Guo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Xiang-yang Guo reassigns Medicare benefits to Medical Affiliates Of Cape Cod, Inc. (Hyannis, MA). 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 Xiang-yang Guo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Xiang-yang Guo accept?
Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Xiang-yang Guo 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 Xiang-yang Guo affiliated with any hospitals?
According to CMS data, Xiang-yang Guo is affiliated with Falmouth Hospital.
When was this NPI record last updated?
The NPPES record for Xiang-yang Guo was last updated on January 8, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Xiang-Yang D Guo, MD · NPI 1245282508
Gastroenterology physician in Falmouth, Massachusetts. Individual provider, active in the CMS NPPES registry since May 16, 2006.
## Identity
- **NPI:** 1245282508 (Entity type: Individual)
- **Enumerated:** May 16, 2006
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** 219396 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 90 TER HEUN DR, SUITE 101, Falmouth, MA 02540-2533
- **Phone:** (508) 495-7160 · **Fax:** (508) 495-7152
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Medical Affiliates Of Cape Cod, Inc. (NPI 1770534927, Hyannis, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1983
## Record status
- **NPPES last updated:** January 8, 2009
- **Other identifiers:** Medicaid 2106132 (MA); Other SX3487 (MA); Medicare UPIN I33474; and 3 more
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Source: [NPI Profile](https://npiprofile.com/npi/1245282508) · Data from the CMS NPPES public registry.