Dianna Elizabeth Vassallo, PA-C
Emergency Medicine Physician · Bryn Mawr, PA
Dianna Elizabeth Vassallo, PA-C is an emergency medicine physician with a practice address in Bryn Mawr, Pennsylvania, and NPI 1134908601, issued on Sep 25, 2023. Check the license (Pennsylvania MA064802, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Dianna Elizabeth Vassallo
- Credential
- PA-C
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- MA064802 PA
Self-reported in NPPES; status is on the state search - Practice location
- 130 S Bryn Mawr Ave # 203, Bryn Mawr, PA 19010
- Phone
- (484) 337-3000
- Enumerated
- Sep 25, 2023
- Record last updated
- Sep 25, 2023
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,911 in Pennsylvania → Look up another NPI →
Also registered at 130 S Bryn Mawr Ave # 203
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Eli Eshaghian, DOStudent in an Organized Health Care Education/Training Program1730865817
- Victoria Rojas, PA-CPhysician Assistant1295410306
- Allison Spaeder, PA-CPhysician Assistant1851152151
Verify Dianna Elizabeth Vassallo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MA064802Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% fewer Medicare Part D claims than the average emergency medicine physician in 2024
159 Medicare Part D claims for 129 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 28 claims were for opioids.
Most prescribed
- Cefuroxime24 claims
- Cephalexin17 claims
- Prednisone11 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.
Industry payments in 2024: $18.35
1 payment: food and beverage; the largest payer was Imperative Care, Inc. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Dianna Elizabeth Vassallo among 3,911 emergency medicine physician records in Pennsylvania
Dianna Elizabeth Vassallo, PA-C 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 2023, is newer than 92% of them.
- NPI issued2023 · 92% of these records are older, 6% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2023 · 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).
18 emergency medicine physician records list a practice address in Bryn Mawr
They are 18 of the 1,496 NPPES records with a practice address in Bryn Mawr, and 3,911 emergency medicine physician records in Pennsylvania.
All 3,911 in Pennsylvania → Every provider in Bryn Mawr → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Joshua Baron, D.O.Bryn Mawr, PA 190101033238480
- Stephen Borgese, MDBryn Mawr, PA 190101891769659
- Joshua Brown, DOBryn Mawr, PA 190101174904577
- Jennifer Campbell, D.O.Bryn Mawr, PA 190101174730501
- Leonard Checchio, MD FACEPBryn Mawr, PA 190101417921263
- Christopher Daly, MDBryn Mawr, PA 190101174597926
- Gregory Higbee, DOBryn Mawr, PA 190101306810098
- Amy Jones, MDBryn Mawr, PA 190101902211360
Common questions
What is Dianna Elizabeth Vassallo, PA-C's NPI number?
Dianna Elizabeth Vassallo, PA-C's National Provider Identifier (NPI) is 1134908601, issued on Sep 25, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Dianna Elizabeth Vassallo, PA-C located?
The NPPES record lists a practice address at 130 S Bryn Mawr Ave # 203, Bryn Mawr, PA, 19010. Phone: (484) 337-3000. Providers update this record themselves, so call before visiting.
How can I verify Dianna Elizabeth Vassallo, PA-C's license?
NPPES lists Pennsylvania license number MA064802, 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 Dianna Elizabeth Vassallo, PA-C prescribe under Medicare Part D?
In 2024, Dianna Elizabeth Vassallo, PA-C had 159 Medicare Part D claims for 129 beneficiaries; 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.