Gwendolyn Collier, PA-C
Physician Assistant · Hummelstown, PA
Gwendolyn Collier, PA-C is a physician assistant with a practice address in Hummelstown, Pennsylvania, and NPI 1790258911, issued on Jan 10, 2019. Check the license (Pennsylvania MA060406, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gwendolyn Collier
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- MA060406 PA
OA004712 PA
Self-reported in NPPES; status is on the state search - Practice location
- 1135 Olde W Chocolate Ave, Hummelstown, PA 17036
- Phone
- (717) 531-7010
- Enumerated
- Jan 10, 2019
- Record last updated
- Apr 8, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (717) 531-7102
- Medicare enrollment
- Enrolled (PECOS I20190502001726); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 8,020 in Pennsylvania → Look up another NPI →
Also registered at 1135 Olde W Chocolate Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gwendolyn Collier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license MA060406Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average physician assistant in 2024
11 Medicare Part D claims, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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): 71.8 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
- The Milton S Hershey Medical Center Physicians GroupHershey, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gwendolyn Collier among 8,020 physician assistant records in Pennsylvania
Gwendolyn Collier, PA-C is one of 8,020 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 2019, is newer than 57% of them.
- NPI issued2019 · 57% of these records are older, 37% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2018 · median 2018 among the 5,313 with a school on file
- Record last updated2019 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
9 physician assistant records list a practice address in Hummelstown
They are 9 of the 322 NPPES records with a practice address in Hummelstown, and 8,020 physician assistant records in Pennsylvania.
All 8,020 in Pennsylvania → Every provider in Hummelstown → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Amy Casale, PA-CHummelstown, PA 170361134604911
- Christopher Gregorich, PA-CHummelstown, PA 170361730284829
- Emily Hoke, PA-CHummelstown, PA 170361144988114
- Emilie RoemerHummelstown, PA 170361154904324
- Abigail Stauffer, PA-CHummelstown, PA 170361144955345
- Alexandra SwihuraHummelstown, PA 170361154850287
- Geena Thomas, PA-CHummelstown, PA 170361750012837
- Kaitlin Zdilla, P.A.-CHummelstown, PA 170361881822815
Common questions
What is Gwendolyn Collier, PA-C's NPI number?
Gwendolyn Collier, PA-C's National Provider Identifier (NPI) is 1790258911, issued on Jan 10, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Gwendolyn Collier, PA-C located?
The NPPES record lists a practice address at 1135 Olde W Chocolate Ave, Hummelstown, PA, 17036. Phone: (717) 531-7010. Providers update this record themselves, so call before visiting.
How can I verify Gwendolyn Collier, PA-C's license?
NPPES lists Pennsylvania license number MA060406, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does Gwendolyn Collier, PA-C prescribe under Medicare Part D?
In 2024, Gwendolyn Collier, PA-C had 11 Medicare Part D claims; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Gwendolyn Collier, PA-C's MIPS final score?
The 2023 MIPS final score is 71.8 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.