Alex Mercado, DO
Emergency Medicine Physician · Orwigsburg, PA
Alex Mercado, DO is an emergency medicine physician with a practice address in Orwigsburg, Pennsylvania, and NPI 1841785524, issued on Jun 26, 2018. Check the license (Pennsylvania OS021765, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Alex Mercado
- Credential
- DO
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- OS021765 PA
Self-reported in NPPES; status is on the state search - Practice location
- 100 Paramount Blvd, Orwigsburg, PA 17961
- Phone
- (272) 639-1100
- Enumerated
- Jun 26, 2018
- Record last updated
- Nov 11, 2025
- Medicare enrollment
- Enrolled (PECOS I20211215001884); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,911 in Pennsylvania → Look up another NPI →
Also registered at 100 Paramount Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alex Mercado in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS021765Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
17% fewer Medicare Part D claims than the average emergency medicine physician in 2024
188 Medicare Part D claims for 132 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 24 claims were for opioids.
Most prescribed
- Amoxicillin-Clavulanate Potass29 claims
- Oxycodone-Acetaminophen22 claims
- Albuterol Sulfate Hfa18 claims
- Cephalexin16 claims
- Cefpodoxime Proxetil15 claims
- Ibuprofen12 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: $18.02
1 payment: food and beverage; the largest payer was Abbvie 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.
Bills Medicare through one group practice
- Gslpg, IncOrwigsburg, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alex Mercado among 3,911 emergency medicine physician records in Pennsylvania
Alex Mercado, DO 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 2018, is newer than 71% of them.
- NPI issued2018 · 71% of these records are older, 25% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2018 · median 2013 among the 2,231 with a school on file
- Record last updated2025 · 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 Orwigsburg → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Mark Gernerd, MDAshland, PA 179211649339383
- Jack Chambers, DOBethlehem, PA 180151750355749
- Adam Colombo, DOBethlehem, PA 180151447224951
- Eric Dornblaser, DOBethlehem, PA 180151629042619
- Mary Eberhardt, MDBethlehem, PA 180151225002223
- Michael Heller, MDBethlehem, PA 180151740254531
- Craig Herring, MDBethlehem, PA 180151104890946
- Rebecca Jeanmonod, M.D.Bethlehem, PA 180151033102256
Common questions
What is Alex Mercado, DO's NPI number?
Alex Mercado, DO's National Provider Identifier (NPI) is 1841785524, issued on Jun 26, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Alex Mercado, DO located?
The NPPES record lists a practice address at 100 Paramount Blvd, Orwigsburg, PA, 17961. Phone: (272) 639-1100. Providers update this record themselves, so call before visiting.
How can I verify Alex Mercado, DO's license?
NPPES lists Pennsylvania license number OS021765, 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 Alex Mercado, DO prescribe under Medicare Part D?
In 2024, Alex Mercado, DO had 188 Medicare Part D claims for 132 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.