Audrey Han Ngoc Le Mahajan, M.D.
Infectious Disease Physician · Philadelphia, PA
Audrey Han Ngoc Le Mahajan, M.D. is an infectious disease physician with a practice address in Philadelphia, Pennsylvania, and NPI 1881072338, issued on May 15, 2015. Check the license (Pennsylvania MD471772, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Audrey Han Ngoc Le Mahajan
- Credential
- M.D.
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License numbers
- MD471772 PA
MT216168 PA
Self-reported in NPPES; status is on the state search - Practice location
- 3400 Spruce St Ste E, Philadelphia, PA 19104
- Phone
- (267) 847-9559
- Enumerated
- May 15, 2015
- Record last updated
- Sep 8, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20220906000719); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 545 in Pennsylvania → Look up another NPI →
Also registered at 3400 Spruce St Ste E
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael David, M. D.Infectious Disease Physician1891912648
- Jerry Jacob, MDInfectious Disease Physician1902068273
- Joseph Ladines-Lim, MDInfectious Disease Physician1336765031
Verify Audrey Han Ngoc Le Mahajan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD471772Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average infectious disease physician in 2024
83 Medicare Part D claims for 31 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of claims.
Most prescribed
- Biktarvy15 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
- Harvard Medical Faculty Phys AT Beth Israel Deaconess Med Ctr IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Audrey Han Ngoc Le Mahajan among 545 infectious disease physician records in Pennsylvania
Audrey Han Ngoc Le Mahajan, M.D. is one of 545 infectious disease physician records with a practice address in Pennsylvania. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 80% of them.
- NPI issued2015 · 80% of these records are older, 17% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2015 · median 2005 among the 381 with a school on file
- Record last updated2020 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Pennsylvania
There are 545 infectious disease physician records in Pennsylvania.
All 545 in Pennsylvania → Every provider in Philadelphia → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Gregory Bisson, MDPhiladelphia, PA 191041780614776
- Emily Blumberg, MDPhiladelphia, PA 191041043247935
- Paul Edelstein, MDPhiladelphia, PA 191041659314441
- Leanne Gasink, MDPhiladelphia, PA 191041649206343
- Stephen Gluckman, MDPhiladelphia, PA 191041932136850
- Helen Koenig, MDPhiladelphia, PA 191041558309104
- Vincent Lore, MDPhiladelphia, PA 191041154357853
- Richard Maniglia, MDPhiladelphia, PA 191041548299076
Common questions
What is Audrey Han Ngoc Le Mahajan, M.D.'s NPI number?
Audrey Han Ngoc Le Mahajan, M.D.'s National Provider Identifier (NPI) is 1881072338, issued on May 15, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Audrey Han Ngoc Le Mahajan, M.D. located?
The NPPES record lists a practice address at 3400 Spruce St Ste E, Philadelphia, PA, 19104. Phone: (267) 847-9559. Providers update this record themselves, so call before visiting.
How can I verify Audrey Han Ngoc Le Mahajan, M.D.'s license?
NPPES lists Pennsylvania license number MD471772, 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 Audrey Han Ngoc Le Mahajan, M.D. prescribe under Medicare Part D?
In 2024, Audrey Han Ngoc Le Mahajan, M.D. had 83 Medicare Part D claims for 31 beneficiaries; the average among infectious disease physician prescribers was 689. 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.