William J. Frohna, MD
Emergency Medicine Physician · Baltimore, MD
William J. Frohna, MD is an emergency medicine physician with a practice address in Baltimore, Maryland, and NPI 1306997184, issued on Jan 16, 2007. Check the license (Maryland D0054103, as entered in NPPES) on the Maryland Board of Physicians; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William J. Frohna
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- D0054103 MD
Self-reported in NPPES; status is on the state search - Practice location
- 210 E University Pkwy, Baltimore, MD 21218
- Phone
- (202) 877-9696
- Enumerated
- Jan 16, 2007
- Record last updated
- Feb 29, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicaid ID
- 0452820 DC
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,190 in Maryland → Look up another NPI →
Also registered at 210 E University Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Louis Asaro, MDEmergency Medicine Physician1558464727
- Jeremy Becker, M.D.Anesthesiology Physician1184043762
- Allison Hobelmann, MDEmergency Medicine Physician1952447195
- Paul Kang, MDEmergency Medicine Physician1477659027
- Mark Lashley, MDPhysician Assistant1588710230
- Richard Lebow, MDEmergency Medicine Physician1124170394
Verify William J. Frohna in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0054103Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
William J. Frohna among 1,190 emergency medicine physician records in Maryland
William J. Frohna, MD is one of 1,190 emergency medicine physician records with a practice address in Maryland. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 49% newer
- In a Medicare fileNo · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 48% of these records are
- Record last updated2008 · 58% 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
505 emergency medicine physician records list a practice address in Baltimore
They are 505 of the 35,183 NPPES records with a practice address in Baltimore, and 1,190 emergency medicine physician records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,190 in Maryland → Every provider in Baltimore → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Louis Asaro, MDBaltimore, MD 212181558464727
- Liana Bumbrey, PABaltimore, MD 212181962597526
- Jonathan Hansen, MDBaltimore, MD 212181992891444
- Allison Hobelmann, MDBaltimore, MD 212181952447195
- Trishena Jones, M.D.Baltimore, MD 212181144342866
- Paul Kang, MDBaltimore, MD 212181477659027
- Richard Lebow, MDBaltimore, MD 212181124170394
- Richard Logue, MDBaltimore, MD 212181639153695
Common questions
What is William J. Frohna, MD's NPI number?
William J. Frohna, MD's National Provider Identifier (NPI) is 1306997184, issued on Jan 16, 2007. An NPI identifies a provider in billing; it is not a license.
Where is William J. Frohna, MD located?
The NPPES record lists a practice address at 210 E University Pkwy, Baltimore, MD, 21218. Phone: (202) 877-9696. Providers update this record themselves, so call before visiting.
How can I verify William J. Frohna, MD's license?
NPPES lists Maryland license number D0054103, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.