RABAIL MAHMOOD SADIQ MD
NPI 1285155994
Hospitalist in Columbia, MD
About Rabail Mahmood Sadiq Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RABAIL MAHMOOD SADIQ MD (NPI 1285155994) is an individual hospitalist provider in Columbia, Maryland, licensed in Maryland (D0098878) and active in the NPI registry since July 2017. She is enrolled in Medicare PECOS, is affiliated with Umd Upper Chesapeake Medical Center, and maintains a secondary practice location in Norwalk.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 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
Rabail Mahmood Sadiq 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 Reassignments
3Medicare enrollment records show Rabail Sadiq reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Columbia, MD 21044
- Reassigned Medicare billing, Maryland and District of Columbia enrollments
- Also billed through NPI 1255359972 (District of Columbia)
- 952 clinicians in this Medicare group
Westminster, MD 21157
- Reassigned Medicare billing, Maryland enrollment
- 104 clinicians in this Medicare group
Aberdeen, MD 21001
- Reassigned Medicare billing, Maryland enrollment
- 13 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.
Umd Upper Chesapeake Medical Center
Acute Care Hospitals · Bel Air, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21044 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
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 Rabail Sadiq's NPI number?
The NPI number for Rabail Sadiq is 1285155994. It was assigned to this individual provider in the NPPES registry on July 3, 2017.
Where is Rabail Sadiq located?
Rabail Sadiq practices at 5755 Cedar Ln, Columbia, MD 21044. The listed phone number is (410) 720-8695.
What is Rabail Sadiq's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Rabail Sadiq enrolled in Medicare?
Yes. Rabail Sadiq 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 Rabail Sadiq's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rabail Sadiq reassigns Medicare benefits to 3 organizations: Johns Hopkins Community Physicians (Columbia, MD), Carroll Health Group, LLC (Westminster, MD) and Upper Chesapeake Endocrinology Associates, LLC (Aberdeen, MD). 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 Rabail Sadiq's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Rabail Sadiq affiliated with any hospitals?
According to CMS data, Rabail Sadiq is affiliated with Umd Upper Chesapeake Medical Center.
When was this NPI record last updated?
The NPPES record for Rabail Sadiq was last updated on May 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Rabail Mahmood Sadiq, MD · NPI 1285155994
Hospitalist physician in Columbia, Maryland. Individual provider, active in the CMS NPPES registry since July 3, 2017.
## Identity
- **NPI:** 1285155994 (Entity type: Individual)
- **Enumerated:** July 3, 2017
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** D0098878 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 5755 CEDAR LN, Columbia, MD 21044-2912
- **Phone:** (410) 720-8695 · **Fax:** (410) 720-8580
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Johns Hopkins Community Physicians (NPI 1437970373, Columbia, MD); Carroll Health Group, LLC (NPI 1437473550, Westminster, MD); Upper Chesapeake Endocrinology Associates, LLC (NPI 1366639312, Aberdeen, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** May 2, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1285155994) · Data from the CMS NPPES public registry.