DR. WEI CHAO MD PHD
NPI 1922098730
Anesthesiology in Boston, MA
About Dr. Wei Chao Md Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WEI CHAO MD PHD (NPI 1922098730) is an individual anesthesiology provider in Boston, Massachusetts, licensed in Massachusetts (158035) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with University Of Maryland Medical Center, and is a graduate of Other (1983).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Dr. Wei Chao Md Phd 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 Wei Chao reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Baltimore, MD 21201
- Reassigned Medicare billing, Maryland enrollment
- Medicare enrollment name: University Of Maryland Anesthesiology Associates PA
- 303 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of Maryland Medical Center
Acute Care Hospitals · Baltimore, MDOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BOSTON, MA 02114
BOSTON, MA 02114
BOSTON, MA 02114
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 Wei Chao's NPI number?
The NPI number for Wei Chao is 1922098730. It was assigned to this individual provider in the NPPES registry on October 24, 2005.
Where is Wei Chao located?
Wei Chao practices at 55 Fruit St Cln 3, Boston, MA 02114. The listed phone number is (617) 724-3267.
What is Wei Chao's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Wei Chao enrolled in Medicare?
Yes. Wei Chao 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 Wei Chao's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Wei Chao reassigns Medicare benefits to University Of Maryland Anesthesiology Associates, P.A. (Baltimore, MD). 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 Wei Chao's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Wei Chao accept?
Health plans from Taro Health list Wei Chao 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 Wei Chao affiliated with any hospitals?
According to CMS data, Wei Chao is affiliated with University Of Maryland Medical Center.
When was this NPI record last updated?
The NPPES record for Wei Chao was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dr. Wei Chao, MD PHD · NPI 1922098730
Anesthesiology physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since October 24, 2005.
## Identity
- **NPI:** 1922098730 (Entity type: Individual)
- **Enumerated:** October 24, 2005
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 158035 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 55 FRUIT ST, CLN 3, Boston, MA 02114-2621
- **Phone:** (617) 724-3267 · **Fax:** (617) 726-7536
## 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:** University Of Maryland Anesthesiology Associates, P.A. (NPI 1720024235, Baltimore, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1983
## Record status
- **NPPES last updated:** July 13, 2026
- **Other identifiers:** Medicaid 3194639 (MA); Other J21108 (MA); Other 158035 (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1922098730) · Data from the CMS NPPES public registry.