Tricia Lee Royer, DO
Infectious Disease Physician · Philadelphia, PA
Tricia Lee Royer, DO is an infectious disease physician with a practice address in Philadelphia, Pennsylvania, and NPI 1649472978, issued on May 31, 2007. Check the license (Pennsylvania OS016607, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Tricia Lee Royer
- Credential
- DO
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License numbers
- OS016607 PA
5101017189 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1015 Chestnut St Ste 1020, Philadelphia, PA 19107
- Phone
- (215) 955-7785
- Enumerated
- May 31, 2007
- Record last updated
- Dec 6, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (215) 955-9362
- Medicare enrollment
- Enrolled (PECOS I20130909000367); accepts Medicare assignment
- Medical or professional school
- University Of New England, College Of Osteo Medicine, 2007
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 545 in Pennsylvania → Look up another NPI →
Also registered at 1015 Chestnut St Ste 1020
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nana AburjaniaInfectious Disease Physician1053540955
- Eric Adelman, LCSWClinical Social Worker1215369616
- Susannah Berry, LCSWClinical Social Worker1093607178
- Rachel Carr, PA-CPhysician Assistant1932524147
- Alejandro Delgado, M.D.Infectious Disease Physician1659684850
- Melina Diaz Pellot, DOAddiction Medicine (Internal Medicine) Physician1699415950
Verify Tricia Lee Royer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS016607Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average infectious disease physician in 2024
129 Medicare Part D claims for 30 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Ampicillin-Sulbactam25 claims
- Sodium Chloride16 claims
- Doxycycline Monohydrate13 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.
Bills Medicare through one group practice
- Jefferson University PhysiciansPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tricia Lee Royer among 545 infectious disease physician records in Pennsylvania
Tricia Lee Royer, DO is one of 545 infectious disease physician records with a practice address in Pennsylvania. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 48% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2007 · median 2005 among the 381 with a school on file
- Record last updated2018 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Pennsylvania
There are 545 infectious disease physician records in Pennsylvania.
All 545 in Pennsylvania → Every provider in Philadelphia → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Lenore Asbel, M.D.Philadelphia, PA 191071639128655
- Katherine Belden, M.D.Philadelphia, PA 191071598786857
- Joseph Desimone, M.D.Philadelphia, PA 191071801819131
- Phyllis Flomenberg, M.D.Philadelphia, PA 191071033132352
- Amy Fuchs, MDPhiladelphia, PA 191071215987805
- David Horn, M.D.Philadelphia, PA 191071144243478
- Jay Kostman, MDPhiladelphia, PA 191071720014962
- Robert Measley, M.D.Philadelphia, PA 191071821019175
Common questions
What is Tricia Lee Royer, DO's NPI number?
Tricia Lee Royer, DO's National Provider Identifier (NPI) is 1649472978, issued on May 31, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Tricia Lee Royer, DO located?
The NPPES record lists a practice address at 1015 Chestnut St Ste 1020, Philadelphia, PA, 19107. Phone: (215) 955-7785. Providers update this record themselves, so call before visiting.
How can I verify Tricia Lee Royer, DO's license?
NPPES lists Pennsylvania license number OS016607, 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 Tricia Lee Royer, DO prescribe under Medicare Part D?
In 2024, Tricia Lee Royer, DO had 129 Medicare Part D claims for 30 beneficiaries; the average among infectious disease physician prescribers was 689. 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.