LISA TREVAN M.D.
NPI 1659313831
Anesthesiology in Williamsport, MD
About Lisa Trevan M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LISA TREVAN M.D. (NPI 1659313831) is an individual anesthesiology provider in Williamsport, Maryland, licensed in Maryland (D0044644) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS and is a graduate of Georgetown University School Of Medicine (1985).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 11
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
Lisa Trevan 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
11Medicare enrollment records show Lisa Trevan reassigns Medicare billing to 11 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hagerstown, MD 21740
- Reassigned Medicare billing, Maryland enrollment
- 311 clinicians in this Medicare group
Columbia, MD 21046
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 717 clinicians in this Medicare group
Columbia, MD 21045
- Reassigned Medicare billing, Maryland enrollment
- 93 clinicians in this Medicare group
Washington, DC 20036
- Reassigned Medicare billing, Maryland enrollment
- 2,602 clinicians in this Medicare group
Baltimore, MD 21218
- Reassigned Medicare billing, Maryland enrollment
- 311 clinicians in this Medicare group
Clinton, MD 20735
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 16 clinicians in this Medicare group
Annapolis, MD 21401
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 391 clinicians in this Medicare group
Aberdeen, MD 21001
- Reassigned Medicare billing, Maryland enrollment
- 2 clinicians in this Medicare group
Prince Frederick, MD 20678
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 196 clinicians in this Medicare group
Pensacola, FL 32502
- Reassigned Medicare billing, Maryland enrollment
- 40 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
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.
Other Providers at the Same Location NPPES 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WILLIAMSPORT, MD 21795
WILLIAMSPORT, MD 21795
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 Lisa Trevan's NPI number?
The NPI number for Lisa Trevan is 1659313831. It was assigned to this individual provider in the NPPES registry on June 12, 2006.
Where is Lisa Trevan located?
Lisa Trevan practices at 10212 Governor Lane Blvd Suite1004, Williamsport, MD 21795. The listed phone number is (301) 733-4200.
What is Lisa Trevan's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Lisa Trevan enrolled in Medicare?
Yes. Lisa Trevan 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 Lisa Trevan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lisa Trevan reassigns Medicare benefits to 11 organizations: Meritus Medical Center Inc (Hagerstown, MD), First Colonies Anesthesia Associates, LLC (Columbia, MD), Columbia Outpatient Sedation LLC (Columbia, MD), Medstar Medical Group II LLC (Washington, DC), Medstar Medical Group Anesthesiology LLC (Baltimore, MD) and 6 more organizations, 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 Lisa Trevan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Lisa Trevan was last updated on August 15, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Lisa Trevan, M.D. · NPI 1659313831
Anesthesiology physician in Williamsport, Maryland. Individual provider, active in the CMS NPPES registry since June 12, 2006.
## Identity
- **NPI:** 1659313831 (Entity type: Individual)
- **Enumerated:** June 12, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** D0044644 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 10212 GOVERNOR LANE BLVD, SUITE1004, Williamsport, MD 21795-4086
- **Phone:** (301) 733-4200 · **Fax:** (301) 223-7121
## 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:** 11 organizations under Medicare reassignment (form CMS-855R): Meritus Medical Center Inc (NPI 1558670521, Hagerstown, MD); First Colonies Anesthesia Associates, LLC (NPI 1740218767, Columbia, MD); Columbia Outpatient Sedation LLC (NPI 1588921225, Columbia, MD); Medstar Medical Group II LLC (NPI 1376887844, Washington, DC); Medstar Medical Group Anesthesiology LLC (NPI 1528578333, Baltimore, MD); and 6 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Georgetown University School Of Medicine, class of 1985
## Record status
- **NPPES last updated:** August 15, 2016
- **Other identifiers:** Medicare PIN 146528Y2M (MD); Medicare PIN 146528ZVYS (MD); Other 50090037 (PA); and 8 more
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Source: [NPI Profile](https://npiprofile.com/npi/1659313831) · Data from the CMS NPPES public registry.