Mazher Rasool, M.D.
Infectious Disease Physician · Williamsport, PA
Mazher Rasool, M.D. is an infectious disease physician with a practice address in Williamsport, Pennsylvania, and NPI 1457527202, issued on May 1, 2008. Check the license (Pennsylvania MD440791, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Mazher Rasool
- Credential
- M.D.
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License numbers
- MD440791 PA
25MA09130800 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 700 High St, Williamsport, PA 17701
- Phone
- (570) 321-2181
- Enumerated
- May 1, 2008
- Record last updated
- Nov 1, 2024
- Fax
- (570) 321-2182
- Medicaid ID
- 0326127 NJ
- Medicare enrollment
- Enrolled (PECOS I20150924001912); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 545 in Pennsylvania → Look up another NPI →
Also registered at 700 High St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kristin Adams, M.D.Neurology Physician1326188756
- Comfort Adewunmi, DOInternal Medicine Physician1871120881
- Faryal AfzalHospitalist Physician1760659783
- Laura Aguirre, CRNPNurse Practitioner1093577942
- Kylie Akers, MS, OTR/LOccupational Therapist1396430492
Verify Mazher Rasool in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD440791Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average infectious disease physician in 2024
207 Medicare Part D claims for 39 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 54% of claims.
Most prescribed
- Tivicay38 claims
- Descovy37 claims
- Doxycycline Hyclate19 claims
- Ertapenem13 claims
- Genvoya11 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Virtua Medical Group, PAVoorhees, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mazher Rasool among 545 infectious disease physician records in Pennsylvania
Mazher Rasool, 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 2008, is newer than 52% of them.
- NPI issued2008 · 52% of these records are older, 41% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2001 · median 2005 among the 381 with a school on file
- Record last updated2024 · 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 Williamsport → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Rutul DalalWilliamsport, PA 177011689824138
- Robin HamptonWilliamsport, PA 177011720055940
- Curran Perry, MDWilliamsport, PA 177011386105393
- Roman Tuma, MDWilliamsport, PA 177011134129612
- John Granger, M.D.Lancaster, PA 176041467462630
- Deborah Riley, M.D.Lancaster, PA 176041699731323
- Kenneth Brown, M.D.Lancaster, PA 176021689997371
- David Abel, D.O.Lancaster, PA 176011629362850
Common questions
What is Mazher Rasool, M.D.'s NPI number?
Mazher Rasool, M.D.'s National Provider Identifier (NPI) is 1457527202, issued on May 1, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Mazher Rasool, M.D. located?
The NPPES record lists a practice address at 700 High St, Williamsport, PA, 17701. Phone: (570) 321-2181. Providers update this record themselves, so call before visiting.
How can I verify Mazher Rasool, M.D.'s license?
NPPES lists Pennsylvania license number MD440791, 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 Mazher Rasool, M.D. prescribe under Medicare Part D?
In 2024, Mazher Rasool, M.D. had 207 Medicare Part D claims for 39 beneficiaries; the average among infectious disease physician prescribers was 689. Part D covers Medicare prescriptions only.
What is Mazher Rasool, M.D.'s MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.