HOWARD W SILL MD, PHD
NPI 1679766844
Radiology - Vascular & Interventional Radiology in Hagerstown, MD
About Howard W Sill Md, Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HOWARD W SILL MD, PHD (NPI 1679766844) is an individual vascular & interventional radiology provider in Hagerstown, Maryland, licensed in Maryland (D0105205) and active in the NPI registry since August 2007. He is enrolled in Medicare PECOS, is affiliated with Meritus Medical Center, and is a graduate of University Of Pittsburgh School Of Medicine (1997).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Howard W Sill 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.
Areas of Expertise CMS Part B claims 3
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Meritus Medical Center
Acute Care Hospitals · Hagerstown, MDWellspan Chambersburg Hospital
Acute Care Hospitals · Chambersburg, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21742 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
HAGERSTOWN, MD 21742
HAGERSTOWN, MD 21742
HAGERSTOWN, MD 21742
HAGERSTOWN, MD 21742
HAGERSTOWN, MD 21742
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 Howard Sill's NPI number?
The NPI number for Howard Sill is 1679766844. It was assigned to this individual provider in the NPPES registry on August 21, 2007.
Where is Howard Sill located?
Howard Sill practices at 11116 Medical Campus Rd, Hagerstown, MD 21742. The listed phone number is (301) 790-8000.
What is Howard Sill's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Vascular & Interventional Radiology, with taxonomy code 2085R0204X.
Is Howard Sill enrolled in Medicare?
Yes. Howard Sill 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.
What insurance does Howard Sill accept?
Health plans from Premera Blue Cross Blue Shield of Alaska list Howard Sill 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 Howard Sill affiliated with any hospitals?
According to CMS data, Howard Sill is affiliated with Meritus Medical Center and Wellspan Chambersburg Hospital.
When was this NPI record last updated?
The NPPES record for Howard Sill was last updated on November 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Howard W Sill, MD, PHD · NPI 1679766844
Vascular & Interventional Radiology physician in Hagerstown, Maryland. Individual provider, active in the CMS NPPES registry since August 21, 2007.
## Identity
- **NPI:** 1679766844 (Entity type: Individual)
- **Enumerated:** August 21, 2007
- **Primary specialty:** Radiology - Vascular & Interventional Radiology · taxonomy 2085R0204X
- **State license:** D0105205 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 11116 MEDICAL CAMPUS RD, Hagerstown, MD 21742-6710
- **Phone:** (301) 790-8000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** University Of Pittsburgh School Of Medicine, class of 1997
## Record status
- **NPPES last updated:** November 25, 2025
- **Other identifiers:** Medicaid 2030768 (WA); Medicaid 500658018 (OR)
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Source: [NPI Profile](https://npiprofile.com/npi/1679766844) · Data from the CMS NPPES public registry.