Ann Marguerite Lopez, D.O.
Emergency Medicine Physician · Du Bois, PA
Ann Marguerite Lopez, D.O. is an emergency medicine physician with a practice address in Du Bois, Pennsylvania, and NPI 1750657938, issued on Apr 1, 2012. Check the license (Pennsylvania OT018098, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Ann Marguerite Lopez
- Credential
- D.O.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- OT018098 PA
S5419 TX
Self-reported in NPPES; status is on the state search - Practice location
- 100 Hospital Ave, Du Bois, PA 15801
- Phone
- (814) 371-2200
- Enumerated
- Apr 1, 2012
- Record last updated
- Dec 20, 2023
- Medicaid IDs
- 103520894 PA
1750657983 TX - Medicare enrollment
- Enrolled (PECOS I20200422001007); accepts Medicare assignment
- Medical or professional school
- University Of North Texas Hsc, College Of Osteopathic Med, 2012
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,911 in Pennsylvania → Look up another NPI →
Also registered at 100 Hospital Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Danielle Abrahamson, PAMedical Physician Assistant1235393117
- Darin AdamsEmergency Medicine Physician1710955679
- Bernadette Adamson, RNCardiac Rehabilitation Registered Nurse1518510924
- Taseal Ahmed, MDStudent in an Organized Health Care Education/Training Program1508786252
- Patrick Allison, MD, FRCSCOrthopaedic Trauma Physician1932996949
- Catherina Almalouf, MDPsychiatry Physician1396635694
Verify Ann Marguerite Lopez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OT018098Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% more Medicare Part D claims than the average emergency medicine physician in 2024
436 Medicare Part D claims for 244 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims. 57 claims were for opioids.
Most prescribed
- Prednisone86 claims
- Hydrocodone-Acetaminophen34 claims
- Cefdinir29 claims
- Azithromycin27 claims
- Amoxicillin-Clavulanate Potass24 claims
- Clindamycin Hcl23 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 2 group practices
- Acs Primary Care Physicians Southwest PAAthens, TX
- Texas Medicine Resources, LLPPlano, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ann Marguerite Lopez among 3,911 emergency medicine physician records in Pennsylvania
Ann Marguerite Lopez, D.O. 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 2012, is newer than 52% of them.
- NPI issued2012 · 52% of these records are older, 45% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2012 · median 2013 among the 2,231 with a school on file
- 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).
20 emergency medicine physician records list a practice address in Du Bois
They are 20 of the 903 NPPES records with a practice address in Du Bois, and 3,911 emergency medicine physician records in Pennsylvania.
All 3,911 in Pennsylvania → Every provider in Du Bois → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Darin AdamsDu Bois, PA 158011710955679
- Russell Cameron, M.D.Du Bois, PA 158011073523353
- Joseph Clark, DODu Bois, PA 158011235198391
- Brian Gates, DODu Bois, PA 158011235365248
- Christopher Hall, D.O.Du Bois, PA 158011780905091
- Tabatha JeffersDu Bois, PA 158011326058629
- David Kincel, D.O.Du Bois, PA 158011972789162
- Joseph McAndrew, M.D.Du Bois, PA 158011407866726
Common questions
What is Ann Marguerite Lopez, D.O.'s NPI number?
Ann Marguerite Lopez, D.O.'s National Provider Identifier (NPI) is 1750657938, issued on Apr 1, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Ann Marguerite Lopez, D.O. located?
The NPPES record lists a practice address at 100 Hospital Ave, Du Bois, PA, 15801. Phone: (814) 371-2200. Providers update this record themselves, so call before visiting.
How can I verify Ann Marguerite Lopez, D.O.'s license?
NPPES lists Pennsylvania license number OT018098, 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 Ann Marguerite Lopez, D.O. prescribe under Medicare Part D?
In 2024, Ann Marguerite Lopez, D.O. had 436 Medicare Part D claims for 244 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.