OMAR SHWEISH M.D.
NPI 1871908186
Internal Medicine - Critical Care Medicine in Fairhaven, MA
About Omar Shweish M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OMAR SHWEISH M.D. (NPI 1871908186) is an individual critical care medicine provider in Fairhaven, Massachusetts, licensed in Massachusetts (273079) and active in the NPI registry since June 2014. He is enrolled in Medicare PECOS, is affiliated with Southcoast Hospitals Group, and maintains a secondary practice location in Brighton.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 1
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
Omar Shweish 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.
Medicare Billing Reassignments
6Medicare enrollment records show Omar Shweish reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Fairhaven, MA 02719
- Reassigned Medicare billing, Massachusetts enrollment
- 1,144 clinicians in this Medicare group
Brockton, MA 02302
- Reassigned Medicare billing, Massachusetts enrollment
- 337 clinicians in this Medicare group
Brockton, MA 02301
- Reassigned Medicare billing, Massachusetts enrollment
- 173 clinicians in this Medicare group
Boston, MA 02135
- Reassigned Medicare billing, Massachusetts enrollment
- Medicare enrollment name: Steward St Elizabeths Medical Center Of Boston Inc
- 34 clinicians in this Medicare group
Watertown, MA 02472
- Reassigned Medicare billing, Massachusetts enrollment
- 1,103 clinicians in this Medicare group
Dover, NH 03820
- Reassigned Medicare billing, New Hampshire enrollment
- 559 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 6
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.
Southcoast Hospitals Group
Acute Care Hospitals · Fall River, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02719 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.
Reported Quality Measures
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.
FAIRHAVEN, MA 02719
FAIRHAVEN, MA 02719
FAIRHAVEN, MA 02719
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 Omar Shweish's NPI number?
The NPI number for Omar Shweish is 1871908186. It was assigned to this individual provider in the NPPES registry on June 25, 2014.
Where is Omar Shweish located?
Omar Shweish practices at 208 Mill Rd, Fairhaven, MA 02719. The listed phone number is (508) 973-2224.
What is Omar Shweish's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is Omar Shweish enrolled in Medicare?
Yes. Omar Shweish 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 Omar Shweish's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Omar Shweish reassigns Medicare benefits to 6 organizations: Southcoast Physicians Group, Inc. (Fairhaven, MA), Sound Physicians Of Massachusetts Inc (Brockton, MA), Sound Physicians Of Massachusetts II PC (Brockton, MA), Steward St. Elizabeth's Medical Center Of Boston, Inc. (Boston, MA), Steward Medical Group, Inc (Watertown, MA) and 1 more organization, listed in the Medicare section above. 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 Omar Shweish's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Omar Shweish accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan and Taro Health list Omar Shweish 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 Omar Shweish affiliated with any hospitals?
According to CMS data, Omar Shweish is affiliated with Southcoast Hospitals Group.
When was this NPI record last updated?
The NPPES record for Omar Shweish was last updated on January 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.
# Omar Shweish, M.D. · NPI 1871908186
Critical Care Medicine physician in Fairhaven, Massachusetts. Individual provider, active in the CMS NPPES registry since June 25, 2014.
## Identity
- **NPI:** 1871908186 (Entity type: Individual)
- **Enumerated:** June 25, 2014
- **Primary specialty:** Internal Medicine - Critical Care Medicine · taxonomy 207RC0200X
- **State license:** 273079 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 208 MILL RD, Fairhaven, MA 02719-5208
- **Phone:** (508) 973-2224 · **Fax:** (508) 973-0394
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Southcoast Physicians Group, Inc. (NPI 1861830143, Fairhaven, MA); Sound Physicians Of Massachusetts Inc (NPI 1740678408, Brockton, MA); Sound Physicians Of Massachusetts II PC (NPI 1306376397, Brockton, MA); Steward St. Elizabeth's Medical Center Of Boston, Inc. (NPI 1174836852, Boston, MA); Steward Medical Group, Inc (NPI 1629398219, Watertown, MA); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2013
## Record status
- **NPPES last updated:** January 22, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1871908186) · Data from the CMS NPPES public registry.