ROBERT A. SILLS (M.D.) – Emergency Medicine Physician, NPI 1790719177

ROBERT A. SILLS (M.D.) is a healthcare provider. based in Northampton, Massachusetts. specializing in EMERGENCY MEDICINE, FAMILY PRACTICE. They hold the professional credentials M.D.. They hold a License No. 228026 (MA). The NPI Number for ROBERT A. SILLS (M.D.) is 1790719177

Main info

Male
24 Years Of Experience
Accepts Medicare Assignment
Name
ROBERT A. SILLS (M.D.)
NPI
1790719177
Phone
(413) 582-2363
Address
30 LOCUST ST
Enumeration Date
10 July 2006
Last Update Date
4 August 2011

Doctor Profile

Medical School Name
OTHER
Secondary Phone
4134472000
Graduation Year
2002 (24 years ago)
PAC ID
8921001793
Group Practice PAC ID
1355232711
Professional Enrollment ID
I20060816000398
Address ID
MA012014109PI725XXSTXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

1,682 EMERGENCY MEDICINE in MA

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Provider Addresses for ROBERT A. SILLS (M.D.)

  • Cooley Dickinson Hospital, 30, Locust Street, Florence, Northampton, Hampshire, Massachusetts, 01061, United States

    NORTHAMPTON, MA 010602052

    Phone: (413) 582-2363

    Fax: (413) 582-2914

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2025-06-06

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20060816000398IEmergency MedicineMATBD
I20250606002643IEmergency MedicineMITBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99285Emergency department visit with high level of medical decision making280270$0
99284Emergency department visit with moderate level of medical decision making196185$0
99283Emergency department visit with low level of medical decision making2020$0
99291Critical care, first 30-74 minutes1818$0
View full utilization report →

Insurance plans in this area (ZIP 01060)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 1355232711View full group profile
NameSpecialtyState
A N E S T H E S I O L O G YMA
Certified Registered Nurse Anesthetist (Crna)MA
Emergency MedicineMA
Certified Registered Nurse Anesthetist (Crna)VA
Emergency MedicineMI
Emergency MedicineMA
Nurse PractitionerMA
Emergency MedicineNY
Internal MedicineMA
Emergency MedicineMA

Reviews

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Frequently asked questions

What is the 10-digit NPI for ROBERT A. SILLS (M.D.)?
ROBERT A. SILLS (M.D.) — NPI 1790719177 — is the standard way to identify this listing.
Does the file indicate ROBERT A. SILLS (M.D.) is practicing under active NPI?
Directory data currently reports ROBERT A. SILLS (M.D.) as active.
What is ROBERT A. SILLS (M.D.) best known for clinically?
Directory data describes ROBERT A. SILLS (M.D.) with Emergency Medicine Physician. Clinical services aligned with this taxonomy classification.
Where should I expect ROBERT A. SILLS (M.D.) on a map?
Expect Northampton, Massachusetts as a primary anchor for ROBERT A. SILLS (M.D.) unless the record lists multiple sites.
What does 'Individual Provider' mean on this profile?
Entity type tells you whether the number belongs to a person or an organization.

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