Aaron Thomas Bliss, DO
Internal Medicine Physician · Philadelphia, PA
Aaron Thomas Bliss, DO is an internal medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1831820794, issued on Jun 22, 2022. Check the license (Pennsylvania OS024847, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Aaron Thomas Bliss
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- OS024847 PA
Self-reported in NPPES; status is on the state search - Practice location
- 3401 N Broad St, Philadelphia, PA 19140
- Phone
- (312) 527-8862
- Enumerated
- Jun 22, 2022
- Record last updated
- Jun 13, 2025
- Medicare enrollment
- Enrolled (PECOS I20250904002505); accepts Medicare assignment
- Medical or professional school
- Lake Erie College Of Osteopathic Medicine, Erie, 2022
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 3401 N Broad St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Aaron Thomas Bliss in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS024847Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average internal medicine physician in 2024
465 Medicare Part D claims for 177 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium32 claims
- Lisinopril25 claims
- Levothyroxine Sodium21 claims
- Amlodipine Besylate19 claims
- Losartan Potassium17 claims
- Ozempic15 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
- Temple Faculty Practice Plan IncPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Aaron Thomas Bliss among 7,300 internal medicine physician records in Pennsylvania
Aaron Thomas Bliss, DO is one of 7,300 internal medicine physician records with a practice address in Pennsylvania. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 85% of them.
- NPI issued2022 · 85% of these records are older, 11% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2022 · median 2008 among the 4,208 with a school on file
- Record last updated2025 · 56% 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,855 internal medicine physician records list a practice address in Philadelphia
They are 1,855 of the 42,849 NPPES records with a practice address in Philadelphia, and 7,300 internal medicine physician records in Pennsylvania.
All 7,300 in Pennsylvania → Every provider in Philadelphia → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Kathleen Coppola, MDPhiladelphia, PA 191401932197837
- Giuliana Defrancesch, MDPhila, PA 191401154307783
- Susan Gersh, MDPhiladelphia, PA 191401780672659
- Sharon Herring, MDPhiladelphia, PA 191401285600197
- Lawrence Kaplan, MDPhiladelphia, PA 191401225026198
- Karen Lin, MDPhiladelphia, PA 191401194713099
- Keith McNellis, MDPhiladelphia, PA 191401003804907
- Faria Mesgar, MDPhiladelphia, PA 191401104814268
Common questions
What is Aaron Thomas Bliss, DO's NPI number?
Aaron Thomas Bliss, DO's National Provider Identifier (NPI) is 1831820794, issued on Jun 22, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Aaron Thomas Bliss, DO located?
The NPPES record lists a practice address at 3401 N Broad St, Philadelphia, PA, 19140. Phone: (312) 527-8862. Providers update this record themselves, so call before visiting.
How can I verify Aaron Thomas Bliss, DO's license?
NPPES lists Pennsylvania license number OS024847, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Aaron Thomas Bliss, DO prescribe under Medicare Part D?
In 2024, Aaron Thomas Bliss, DO had 465 Medicare Part D claims for 177 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.