Marcella Borgman Leonard, DDS
Dentist · Chicago, IL
Marcella Borgman Leonard, DDS is a dentist with a practice address in Chicago, Illinois, and NPI 1801122130, issued on Oct 21, 2009. Check the license (Illinois 019027348, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marcella Borgman Leonard
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 019027348 IL
Self-reported in NPPES; status is on the state search - Practice location
- 801 S Paulina St, Chicago, IL 60612
- Phone
- (312) 996-7555
- Enumerated
- Oct 21, 2009
- Record last updated
- Jul 23, 2010 (not updated in 16 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest dentist records → All 4,522 in Illinois → Look up another NPI →
Also registered at 801 S Paulina St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Marcella Borgman Leonard in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 019027348Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16% fewer Medicare Part D claims than the average dentist in 2024
72 Medicare Part D claims for 59 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin54 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: $114.76
3 payments; by number, the most common kind was food and beverage; the largest payer was Geistlich Pharma, North America, Inc. The 31,974 providers of this specialty with any payment received $540.36 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.
Marcella Borgman Leonard among 4,522 dentist records in Illinois
Marcella Borgman Leonard, DDS is one of 4,522 dentist records with a practice address in Illinois. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 46% of them.
- NPI issued2009 · 46% of these records are older, 50% newer
- In a Medicare fileYes · 64% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2010 · 74% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,148 dentist records list a practice address in Chicago
They are 1,148 of the 63,379 NPPES records with a practice address in Chicago, and 4,522 dentist records in Illinois.
All 4,522 in Illinois → Every provider in Chicago → Dentist nationwide →
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- Debra Gong, D.D.S.Chicago, IL 606121053539981
- Dimitri Haralampopoulos, DDSChicago, IL 606121144221219
Common questions
What is Marcella Borgman Leonard, DDS's NPI number?
Marcella Borgman Leonard, DDS's National Provider Identifier (NPI) is 1801122130, issued on Oct 21, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Marcella Borgman Leonard, DDS located?
The NPPES record lists a practice address at 801 S Paulina St, Chicago, IL, 60612. Phone: (312) 996-7555. Providers update this record themselves, so call before visiting.
How can I verify Marcella Borgman Leonard, DDS's license?
NPPES lists Illinois license number 019027348, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Marcella Borgman Leonard, DDS prescribe under Medicare Part D?
In 2024, Marcella Borgman Leonard, DDS had 72 Medicare Part D claims for 59 beneficiaries; the average among dentist prescribers was 86. 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.