Marissa Zack, PHARMD
Pharmacist · Manassas, VA
Marissa Zack, PHARMD is a pharmacist with a practice address in Manassas, Virginia, and NPI 1275291585, issued on Dec 3, 2021. Check the license (Virginia 0202220026, as entered in NPPES) with the Virginia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marissa Zack
- Credential
- PHARMD
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 0202220026 VA
Self-reported in NPPES; status is on the state search - Practice location
- 9271 Sudley RD, Manassas, VA 20110
- Phone
- (571) 292-8722
- Enumerated
- Dec 3, 2021
- Record last updated
- Dec 3, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 6,584 in Virginia → Look up another NPI →
Also registered at 9271 Sudley RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anteneh Endashaw, PHARMDPharmacist1508001348
- Pamela Mazmanian, RPHPharmacist1942817713
- Youmbi Meyeunou, PHARMDPharmacist1124396460
- Thomas Nguyen, PHARMDPharmacist1710781778
- Geraldine Scheaffer, RPHPharmacist1619251824
Verify Marissa Zack in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Virginia board licenses this profession
Search for license 0202220026Check 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, 100% of the cost of the top drugs
54 Medicare Part D claims for 48 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.
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.
- Shingrix25 claims
- Arexvy22 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.
Marissa Zack among 6,584 pharmacist records in Virginia
Marissa Zack, PHARMD is one of 6,584 pharmacist records with a practice address in Virginia. 10% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 78% of them.
- NPI issued2021 · 78% of these records are older, 16% newer
- In a Medicare fileYes · 10% of these records are
- In the CMS Doctors and Clinicians fileNo · 0% of these records are
- Record last updated2021 · 75% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 183500000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
101 pharmacist records list a practice address in Manassas
They are 101 of the 2,327 NPPES records with a practice address in Manassas, and 6,584 pharmacist records in Virginia.
All 6,584 in Virginia → Every provider in Manassas → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Hallah AbdallahManassas, VA 201101801324439
- Nadia Baker, PHARMDManassas, VA 201101336493170
- Joel Barnes, RPHManassas, VA 201101427280858
- Anteneh Endashaw, PHARMDManassas, VA 201101508001348
- Lawrence Gonzales, PHARM.D.Manassas, VA 201101154607034
- Ching-Fang HsiungManassas, VA 201101144512708
- Audrey Le, PHARM.D.Manassas, VA 201101164864716
- Thuy-Trang LuongManassas, VA 201101245522945
Common questions
What is Marissa Zack, PHARMD's NPI number?
Marissa Zack, PHARMD's National Provider Identifier (NPI) is 1275291585, issued on Dec 3, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Marissa Zack, PHARMD located?
The NPPES record lists a practice address at 9271 Sudley RD, Manassas, VA, 20110. Phone: (571) 292-8722. Providers update this record themselves, so call before visiting.
How can I verify Marissa Zack, PHARMD's license?
NPPES lists Virginia license number 0202220026, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.
How much does Marissa Zack, PHARMD prescribe under Medicare Part D?
In 2024, Marissa Zack, PHARMD had 54 Medicare Part D claims for 48 beneficiaries; the average among pharmacist prescribers was 119. 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.