Jonathan Siegel, DMD
Dentist · Philadelphia, PA
Jonathan Siegel, DMD is a dentist with a practice address in Philadelphia, Pennsylvania, and NPI 1487821138, issued on May 13, 2008. Check the license with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jonathan Siegel
- Credential
- DMD
- Primary taxonomy
- Dentist 122300000X
- Practice location
- 1818 Market St, Philadelphia, PA 19103
- Phone
- (215) 567-2666
- Enumerated
- May 13, 2008
- Entity
- Type 1 · individual
Also registered at 1818 Market St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maurry Leas, DDSGeneral Practice Dentistry1104963651
Verify Jonathan Siegel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
77% fewer Medicare Part D claims than the average dentist in 2024
21 Medicare Part D claims for 13 beneficiaries, against an average of 90 among the 51,502 providers of this specialty who prescribed in Part D.
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: $716.06
7 payments, mostly long term medical supply or device loan; the largest payer was Neoss, Inc.. The 32,932 providers of this specialty with any payment received $579.61 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.
554 dentist records list a Philadelphia practice address
They are 554 of the 42,849 NPPES records with a Philadelphia practice address, and 3,405 dentist records in Pennsylvania.
All 554 in Philadelphia → All 3,405 in Pennsylvania → Every provider in Philadelphia →
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Common questions
What is Jonathan Siegel, DMD's NPI number?
Jonathan Siegel, DMD's National Provider Identifier (NPI) is 1487821138, issued on May 13, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Jonathan Siegel, DMD located?
The NPPES record lists a practice address at 1818 Market St, Philadelphia, PA, 19103. Phone: (215) 567-2666. Providers update this record themselves, so call before visiting.
How can I verify Jonathan Siegel, DMD's license?
Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does Jonathan Siegel, DMD prescribe under Medicare Part D?
In 2024, Jonathan Siegel, DMD had 21 Medicare Part D claims for 13 beneficiaries; the average among dentist prescribers was 90. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.