Robert Joseph Sass, D.O. FACOS
Emergency Medicine Physician · Willow Grove, PA
Robert Joseph Sass, D.O. FACOS is an emergency medicine physician with a practice address in Willow Grove, Pennsylvania, and NPI 1487662219, issued on Aug 4, 2006. Check the license (Pennsylvania OS006544L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Robert Joseph Sass
- Credential
- D.O. FACOS
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- OS006544L PA
DO1659 TN
Self-reported in NPPES; status is on the state search - Practice location
- 1113 Easton RD, Willow Grove, PA 19090
- Phone
- (215) 830-5400
- Enumerated
- Aug 4, 2006
- Record last updated
- Jan 10, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (215) 659-2655
- Medicaid IDs
- 010021049 VA
010190819 VA - Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,911 in Pennsylvania → Look up another NPI →
Also registered at 1113 Easton RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Samantha AdamsOccupational Therapy Assistant1245690601
- Marylynn Gibson, PTPhysical Therapist1659495125
- Stephen HolleranPhysical Therapist1750622841
- Daniel Hunt, P.T.Geriatric Physical Therapist1427349307
- Jeshal MistryOccupational Therapist1790282507
- Cassie Rhone, CRNPFamily Nurse Practitioner1952930323
Verify Robert Joseph Sass in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS006544LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% fewer Medicare Part D claims than the average emergency medicine physician in 2024
41 Medicare Part D claims, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Celecoxib13 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Robert Joseph Sass among 3,911 emergency medicine physician records in Pennsylvania
Robert Joseph Sass, D.O. FACOS is one of 3,911 emergency medicine physician records with a practice address in Pennsylvania. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 69% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2018 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in Pennsylvania
There are 3,911 emergency medicine physician records in Pennsylvania.
All 3,911 in Pennsylvania → Every provider in Willow Grove → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Paul Alexander, M.D.Wallingford, PA 190861861518953
- Alison Portnoy, M.D.Villanova, PA 190851679853949
- Melissa Barenbaum, MDWynnewood, PA 190961740440338
- John Berry, MDWynnewood, PA 190961154394591
- Joseph Bushra, MDWynnewood, PA 190961518939560
- Steven Costalas, DOWynnewood, PA 190961275505224
- Abigail Haba, DOWynnewood, PA 190961467194803
- Kathryn Kaminski, MDWynnewood, PA 190961609356047
Common questions
What is Robert Joseph Sass, D.O. FACOS's NPI number?
Robert Joseph Sass, D.O. FACOS's National Provider Identifier (NPI) is 1487662219, issued on Aug 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert Joseph Sass, D.O. FACOS located?
The NPPES record lists a practice address at 1113 Easton RD, Willow Grove, PA, 19090. Phone: (215) 830-5400. Providers update this record themselves, so call before visiting.
How can I verify Robert Joseph Sass, D.O. FACOS's license?
NPPES lists Pennsylvania license number OS006544L, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Robert Joseph Sass, D.O. FACOS prescribe under Medicare Part D?
In 2024, Robert Joseph Sass, D.O. FACOS had 41 Medicare Part D claims; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.