Mallory Brennan, PA-C
Medical Physician Assistant · Allentown, PA
Mallory Brennan, PA-C is a medical physician assistant with a practice address in Allentown, Pennsylvania, and NPI 1588070858, issued on Jul 8, 2014. Check the license (Pennsylvania MA056929, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mallory Brennan
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- MA056929 PA
Self-reported in NPPES; status is on the state search - Practice location
- 1250 S Cedar Crest Blvd Ste 405, Allentown, PA 18103
- Phone
- (610) 402-8420
- Enumerated
- Jul 8, 2014
- Record last updated
- Feb 19, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (610) 402-1689
- Medicare enrollment
- Enrolled (PECOS I20140903000691); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 3,897 in Pennsylvania → Look up another NPI →
Also registered at 1250 S Cedar Crest Blvd Ste 405
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mallory Brennan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license MA056929Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average medical physician assistant in 2024
62 Medicare Part D claims for 27 beneficiaries, against an average of 1,148 among the 23,801 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.
Bills Medicare through one group practice
- Lehigh Valley Physician GroupAllentown, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mallory Brennan among 3,897 medical physician assistant records in Pennsylvania
Mallory Brennan, PA-C is one of 3,897 medical physician assistant records with a practice address in Pennsylvania. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 50% of them.
- NPI issued2014 · 50% of these records are older, 46% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2014 · median 2015 among the 2,467 with a school on file
- Record last updated2018 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
287 medical physician assistant records list a practice address in Allentown
They are 287 of the 5,904 NPPES records with a practice address in Allentown, and 3,897 medical physician assistant records in Pennsylvania.
All 3,897 in Pennsylvania → Every provider in Allentown → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Mandi Boone, PA-CAllentown, PA 181031962401950
- David Cederberg, PAAllentown, PA 181031720039654
- Jana Dieterich, PA-CAllentown, PA 181031265425623
- Jennifer Druck, PACAllentown, PA 181031013970896
- Tania Felegy, PACAllentown, PA 181031710973920
- Greta Flederbach, PACAllentown, PA 181031396794897
- Melissa Gaspar, PA-CAllentown, PA 181031982678546
- Archie Hartzell, P.A.Allentown, PA 181031902804164
Common questions
What is Mallory Brennan, PA-C's NPI number?
Mallory Brennan, PA-C's National Provider Identifier (NPI) is 1588070858, issued on Jul 8, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Mallory Brennan, PA-C located?
The NPPES record lists a practice address at 1250 S Cedar Crest Blvd Ste 405, Allentown, PA, 18103. Phone: (610) 402-8420. Providers update this record themselves, so call before visiting.
How can I verify Mallory Brennan, PA-C's license?
NPPES lists Pennsylvania license number MA056929, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does Mallory Brennan, PA-C prescribe under Medicare Part D?
In 2024, Mallory Brennan, PA-C had 62 Medicare Part D claims for 27 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.