Registry data as of Aug 27, 2026

Derek Grabert, PA-C

Medical Physician Assistant · Limerick, PA

Derek Grabert, PA-C is a medical physician assistant with a practice address in Limerick, Pennsylvania, and NPI 1417314766, issued on Jan 18, 2016. Check the license with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1417314766
Name
Derek Grabert
Credential
PA-C
Primary taxonomy
Medical Physician Assistant 363AM0700X
Practice location
400 Enterprise Dr FL 2, Limerick, PA 19468
Phone
(800) 321-9999
Enumerated
Jan 18, 2016
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 400 Enterprise Dr FL 2

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

  1. Carl Deirmengian, MDOrthopaedic Surgery Physician1205815503
  2. Thomas KitzingerPhysician Assistant1073092268
  3. Donald Mazur, M.D.Orthopaedic Surgery Physician1477564276
  4. H Schaaf, MDOrthopaedic Surgery Physician1609872837
  5. Bradley Smith, M.D.Sports Medicine (Family Medicine) Physician1902928047

Verify Derek Grabert in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this professionCheck 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.

6% fewer Medicare Part D claims than the average medical physician assistant in 2024

1,065 Medicare Part D claims for 524 beneficiaries, against an average of 1,139 among the 25,090 providers of this specialty who prescribed in Part D. 331 claims were for opioids.

  1. Derek Grabert1,065
  2. Specialty average1,139

Most prescribed

  1. Clindamycin Hcl318 claims
  2. Amoxicillin207 claims
  3. Oxycodone Hcl205 claims
  4. Tramadol Hcl99 claims
  5. Methylprednisolone88 claims
  6. Meloxicam46 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 Medicare quality score for 2023: 92.1 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.

  1. Qualityout of 100 · 30% of the final score86.6
  2. Costout of 100 · 30%87.9
  3. Promoting interoperabilityout of 100 · 25%99.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $97.47

5 payments, mostly food and beverage; the largest payer was Ferring Pharmaceuticals Inc.. The 16,940 providers of this specialty with any payment received $1,050.90 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Derek Grabert$97.47
  2. Specialty average$1,050.90

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

3 hospital and facility affiliations

  1. Novacare Outpatient Rehabilitation East, Inc.Collegeville, PA
  2. Phoenix Rehabilitation And Health Services IncCranberry Township, PA
  3. Reconstructive Orthopaedic Associates II LLCLimerick, PA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

3 medical physician assistant records list a Limerick practice address

They are 3 of the 148 NPPES records with a Limerick practice address, and 3,807 medical physician assistant records in Pennsylvania.

Other medical physician assistant records in Pennsylvania

  1. Kathryn Abadi, PA-CWellsboro, PA1407034077
  2. Michael Abbott, PA-CPittsburgh, PA1942815915
  3. Patricia Abbott, PA-CPhiladelphia, PA1316011018
  4. Paul AbbottButler, PA1114903093
  5. Bashera Abdul-Hadi, PA-CPhiladelphia, PA1174570329
  6. Danielle Abel, PA-CSewickley, PA1255751731
  7. Nicallina Abel, PA-CTrevose, PA1043862592
  8. Maria Abraham, PA-CBethel Park, PA1124176821
  9. Sarah Abraham, PA-CPittsburgh, PA1518293448
  10. Danielle Abrahamson, PADu Bois, PA1235393117

Common questions

What is Derek Grabert, PA-C's NPI number?

Derek Grabert, PA-C's National Provider Identifier (NPI) is 1417314766, issued on Jan 18, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Derek Grabert, PA-C located?

The NPPES record lists a practice address at 400 Enterprise Dr FL 2, Limerick, PA, 19468. Phone: (800) 321-9999. Providers update this record themselves, so call before visiting.

How can I verify Derek Grabert, PA-C's license?

Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.

How much does Derek Grabert, PA-C prescribe under Medicare Part D?

In 2024, Derek Grabert, PA-C had 1,065 Medicare Part D claims for 524 beneficiaries; the average among medical physician assistant prescribers was 1,139. Part D covers Medicare prescriptions only.

What is Derek Grabert, PA-C's Medicare quality score?

The 2023 MIPS final score is 92.1 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.