DR. ALAN OROXOM M.D.
NPI 1790770410
Pathology - Anatomic Pathology & Clinical Pathology in Gaithersburg, MD
About Dr. Alan Oroxom M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALAN OROXOM M.D. (NPI 1790770410) is an individual anatomic pathology & clinical pathology provider in Gaithersburg, Maryland, licensed in Maryland (D0055597) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with Hca Florida Mercy Hospital, and maintains a secondary practice location in Fort Pierce.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
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. Alan Oroxom 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
5Medicare enrollment records show Alan Oroxom reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Gaithersburg, MD 20879
- Reassigned Medicare billing, District of Columbia enrollment
- Medicare enrollment name: Carla B Macleod MD & Associates LLC
- 5 clinicians in this Medicare group
Gaithersburg, MD 20878
- Reassigned Medicare billing, District of Columbia enrollment
- 340 clinicians in this Medicare group
Rockville, MD 20850
- Reassigned Medicare billing, District of Columbia enrollment
- 10 clinicians in this Medicare group
Hagerstown, MD 21742
- Reassigned Medicare billing, Maryland enrollment
- 242 clinicians in this Medicare group
Atlantis, FL 33462
- Reassigned Medicare billing, Florida enrollment
- 143 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 11
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hca Florida Mercy Hospital
Acute Care Hospitals · Miami, FLHca Florida Kendall Hospital
Acute Care Hospitals · Miami, FLHca Florida Lawnwood Hospital
Acute Care Hospitals · Fort Pierce, FLSt Lucie Medical Center
Acute Care Hospitals · Port Saint Lucie, FLMeritus Medical Center
Acute Care Hospitals · Hagerstown, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20879 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GAITHERSBURG, MD 20879
GAITHERSBURG, MD 20879
GAITHERSBURG, MD 20879
GAITHERSBURG, MD 20879
GAITHERSBURG, MD 20879
GAITHERSBURG, MD 20879
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 Alan Oroxom's NPI number?
The NPI number for Alan Oroxom is 1790770410. It was assigned to this individual provider in the NPPES registry on September 19, 2005.
Where is Alan Oroxom located?
Alan Oroxom practices at 18207A Flower Hill Way, Gaithersburg, MD 20879. The listed phone number is (301) 926-4707.
What is Alan Oroxom's specialty?
The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.
Is Alan Oroxom enrolled in Medicare?
Yes. Alan Oroxom 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 Alan Oroxom's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alan Oroxom reassigns Medicare benefits to 5 organizations: Carla B. Macleod M.D. & Associates LLC (Gaithersburg, MD), Adventist Physician Services, Inc. (Gaithersburg, MD), Adventist Hospital-Based Providers, LLC (Rockville, MD), Medical Practices Of Antietam, LLC (Hagerstown, MD) and Integrated Regional Laboratories Pathology Services, LLC (Atlantis, FL). 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 Alan Oroxom's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Alan Oroxom affiliated with any hospitals?
According to CMS data, Alan Oroxom is affiliated with Hca Florida Mercy Hospital, Hca Florida Kendall Hospital, Hca Florida Lawnwood Hospital, St Lucie Medical Center and Meritus Medical Center.
When was this NPI record last updated?
The NPPES record for Alan Oroxom was last updated on August 19, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Dr. Alan Oroxom, M.D. · NPI 1790770410
Anatomic Pathology & Clinical Pathology physician in Gaithersburg, Maryland. Individual provider, active in the CMS NPPES registry since September 19, 2005.
## Identity
- **NPI:** 1790770410 (Entity type: Individual)
- **Enumerated:** September 19, 2005
- **Primary specialty:** Pathology - Anatomic Pathology & Clinical Pathology · taxonomy 207ZP0102X
- **State license:** D0055597 (Maryland)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 18207A FLOWER HILL WAY, Gaithersburg, MD 20879-5331
- **Phone:** (301) 926-4707 · **Fax:** (301) 926-4708
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Carla B. Macleod M.D. & Associates LLC (NPI 1013176957, Gaithersburg, MD); Adventist Physician Services, Inc. (NPI 1376623207, Gaithersburg, MD); Adventist Hospital-Based Providers, LLC (NPI 1811735525, Rockville, MD); Medical Practices Of Antietam, LLC (NPI 1558430843, Hagerstown, MD); Integrated Regional Laboratories Pathology Services, LLC (NPI 1942526298, Atlantis, FL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1985
## Record status
- **NPPES last updated:** August 19, 2024
- **Other identifiers:** Medicaid 1790770410 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1790770410) · Data from the CMS NPPES public registry.