NPPES file of Aug 9, 2026

Douglas Allen Towsen, R.PH.

Pharmacist · Harrisburg, PA

Douglas Allen Towsen, R.PH. is a pharmacist with a practice address in Harrisburg, Pennsylvania, and NPI 1386976546, issued on Feb 12, 2010. Check the license (Pennsylvania RP027226L, as entered in NPPES) with the Pennsylvania board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386976546
Name
Douglas Allen Towsen
Credential
R.PH.
Primary taxonomy
Pharmacist 183500000X
License number
RP027226L PA
Self-reported in NPPES; status is on the state search
Practice location
5050 Jonestown RD, Harrisburg, PA 17112
Phone
(717) 652-9190
Enumerated
Feb 12, 2010
Record last updated
Feb 12, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(717) 671-8369
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 5050 Jonestown RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kristeen Guirguis, RPHPharmacist1437547262
  2. Michael Mayrosh, PHARMD, RPHPharmacist1467815977
  3. Jeffrey Saul, RPHPharmacist1912239138

Verify Douglas Allen Towsen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
    Search for license RP027226L
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Pennsylvania license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Douglas Allen Towsen among 13,059 pharmacist records in Pennsylvania

Douglas Allen Towsen, R.PH. is one of 13,059 pharmacist records with a practice address in Pennsylvania. under 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2010, is newer than 18% of them.

  • NPI issued2010 · 18% of these records are older, 74% newer
  • In a Medicare fileNo · under 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2010 · 77% 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

171 pharmacist records list a practice address in Harrisburg

They are 171 of the 3,963 NPPES records with a practice address in Harrisburg, and 13,059 pharmacist records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 pharmacist records with the nearest ZIP codes

  1. Michael Bimler, RPHHarrisburg, PA 171121275851099
  2. Vincent Costa, RPHHarrisburg, PA 171121881882801
  3. Tricia Higgins, PHARMDHarrisburg, PA 171121821315664
  4. Jeffrey Kreitman, PHARM.D., R.PH.Harrisburg, PA 171121518940295
  5. Paul Marra, RPHHarrisburg, PA 171121174756845
  6. Ellen Nastase, R.PHHarrisburg, PA 171121093712127
  7. Robert Pollock, RPHHarrisburg, PA 171121326366139
  8. Jeffrey Saul, RPHHarrisburg, PA 171121912239138

Common questions

What is Douglas Allen Towsen, R.PH.'s NPI number?

Douglas Allen Towsen, R.PH.'s National Provider Identifier (NPI) is 1386976546, issued on Feb 12, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Douglas Allen Towsen, R.PH. located?

The NPPES record lists a practice address at 5050 Jonestown RD, Harrisburg, PA, 17112. Phone: (717) 652-9190. Providers update this record themselves, so call before visiting.

How can I verify Douglas Allen Towsen, R.PH.'s license?

NPPES lists Pennsylvania license number RP027226L, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity 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. 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.