Jonathan L. Clemens, MD
Pediatrics Physician · Baltimore, MD
Jonathan L. Clemens, MD is a pediatrics physician with a practice address in Baltimore, Maryland, and NPI 1336182419, issued on Jun 14, 2006. Check the license (Maryland D45302, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Jonathan L. Clemens
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- D45302 MD
Self-reported in NPPES; status is on the state search - Practice location
- 315 N Calvert St, Baltimore, MD 21202
- Phone
- (410) 500-5597
- Enumerated
- Jun 14, 2006
- Record last updated
- Mar 23, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (410) 659-5691
- Medicaid ID
- 131211100 MD
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 1,842 in Maryland → Look up another NPI →
Also registered at 315 N Calvert St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Carlyn Fulton, PA-CPhysician Assistant1134843246
Verify Jonathan L. Clemens in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D45302Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $79.65
5 payments; by number, the most common kind was food and beverage; the largest payer was Cranial Technologies, Inc. The 21,580 providers of this specialty with any payment received $842.05 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.
Jonathan L. Clemens among 1,842 pediatrics physician records in Maryland
Jonathan L. Clemens, MD is one of 1,842 pediatrics physician records with a practice address in Maryland. 35% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 51% newer
- In a Medicare fileYes · 35% of these records are
- In the CMS Doctors and Clinicians fileNo · 9% of these records are
- Record last updated2012 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
522 pediatrics physician records list a practice address in Baltimore
They are 522 of the 35,183 NPPES records with a practice address in Baltimore, and 1,842 pediatrics physician records in Maryland.
All 1,842 in Maryland → Every provider in Baltimore → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Annamaria Bulatovic, MDBaltimore, MD 212021841226396
- Carlos Cuenca, MDBaltimore, MD 212021386748655
- Sharon Gaines, MDBaltimore, MD 212021952405128
- Pamela Jacobs, MDBaltimore, MD 212021124055983
- Michele Jules-Chapman, MDBaltimore, MD 212021396781100
- Misbah Khan, MDBaltimore, MD 212021528095320
- Dawan King, MDBaltimore, MD 212021467481952
- Linda Lewin, M.D.Baltimore, MD 212021245278217
Common questions
What is Jonathan L. Clemens, MD's NPI number?
Jonathan L. Clemens, MD's National Provider Identifier (NPI) is 1336182419, issued on Jun 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jonathan L. Clemens, MD located?
The NPPES record lists a practice address at 315 N Calvert St, Baltimore, MD, 21202. Phone: (410) 500-5597. Providers update this record themselves, so call before visiting.
How can I verify Jonathan L. Clemens, MD's license?
NPPES lists Maryland license number D45302, 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. 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.