Apostolos Paspaltzis, MD
Internal Medicine Physician · Baltimore, MD
Apostolos Paspaltzis, MD is an internal medicine physician with a practice address in Baltimore, Maryland, and NPI 1861092025, issued on Oct 27, 2020. Check the license (Maryland D96507, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Apostolos Paspaltzis
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D96507 MD
Self-reported in NPPES; status is on the state search - Practice location
- 900 S Caton Ave, Baltimore, MD 21229
- Phone
- (667) 234-3120
- Enumerated
- Oct 27, 2020
- Record last updated
- Sep 18, 2023
- Fax
- (667) 234-3525
- Medicare enrollment
- Enrolled (PECOS I20230927002422); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Also registered at 900 S Caton Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Apostolos Paspaltzis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D96507Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Most of these Medicare Part D claims are vaccines, 52% of the cost of the top drugs
4,063 Medicare Part D claims for 482 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 60 claims were for opioids.
Most prescribed
Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.
- Atorvastatin Calcium452 claims
- Amlodipine Besylate252 claims
- Losartan Potassium155 claims
- Furosemide138 claims
- Arexvy129 claims
- Lisinopril127 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.
Bills Medicare through one group practice
- Kaiser Foundation Health Plan OF The Mid Atlantic States, IncBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Apostolos Paspaltzis among 3,904 internal medicine physician records in Maryland
Apostolos Paspaltzis, MD is one of 3,904 internal 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. Its NPI, issued in 2020, is newer than 89% of them.
- NPI issued2020 · 89% of these records are older, 8% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2017 · median 2003 among the 2,445 with a school on file
- Record last updated2023 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,278 internal medicine physician records list a practice address in Baltimore
They are 1,278 of the 35,183 NPPES records with a practice address in Baltimore, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Baltimore → Internal Medicine Physician nationwide →
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Common questions
What is Apostolos Paspaltzis, MD's NPI number?
Apostolos Paspaltzis, MD's National Provider Identifier (NPI) is 1861092025, issued on Oct 27, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Apostolos Paspaltzis, MD located?
The NPPES record lists a practice address at 900 S Caton Ave, Baltimore, MD, 21229. Phone: (667) 234-3120. Providers update this record themselves, so call before visiting.
How can I verify Apostolos Paspaltzis, MD's license?
NPPES lists Maryland license number D96507, 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.
How much does Apostolos Paspaltzis, MD prescribe under Medicare Part D?
In 2024, Apostolos Paspaltzis, MD had 4,063 Medicare Part D claims for 482 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.