NPPES file of Aug 9, 2026

Rex David Stanley, PA-C

Physician Assistant · Randallstown, MD

Rex David Stanley, PA-C is a physician assistant with a practice address in Randallstown, Maryland, and NPI 1235824574, issued on Apr 11, 2023. Check the license (Maryland C08843, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235824574
Name
Rex David Stanley
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
C08843 MD
Self-reported in NPPES; status is on the state search
Practice location
5401 Old Court RD, Randallstown, MD 21133
Phone
(410) 521-2200
Enumerated
Apr 11, 2023
Record last updated
Apr 11, 2023
Medicare enrollment
Enrolled (PECOS I20230427001653); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 5401 Old Court RD

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

  1. Janet AdeolaInternal Medicine Physician1942908801
  2. Nkemdilim AdimorahFamily Nurse Practitioner1841941242
  3. Sofia Ahmadi, PA-CPhysician Assistant1467812917
  4. Rebecca Aiken, CRNPAcute Care Nurse Practitioner1548562861
  5. Prosperlyn AliehChild & Adolescent Psychiatric/Mental Health Registered Nurse1780314971
  6. Rana Alqusairi, MDHospitalist Physician1306306469

Verify Rex David Stanley in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license C08843
    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 Maryland license search

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88% fewer Medicare Part D claims than the average physician assistant in 2024

102 Medicare Part D claims for 51 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 51 claims were for opioids.

  1. Rex Stanley102
  2. Specialty average830

Most prescribed

  1. Oxycodone Hcl33 claims
  2. Tramadol Hcl11 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.

Industry payments in 2024: $61.33

3 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Rex Stanley$61.33
  2. Specialty average$841.65

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

Bills Medicare through one group practice

  1. Northwest Hospital Center IncRandallstown, MD

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Rex David Stanley among 3,224 physician assistant records in Maryland

Rex David Stanley, PA-C is one of 3,224 physician assistant records with a practice address in Maryland. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 81% of them.

  • NPI issued2023 · 81% of these records are older, 14% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2022 · median 2017 among the 1,974 with a school on file
  • Record last updated2023 · 46% 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

49 physician assistant records list a practice address in Randallstown

They are 49 of the 557 NPPES records with a practice address in Randallstown, and 3,224 physician assistant records in Maryland.

The 8 physician assistant records with the nearest ZIP codes

  1. Hillary Baker, PA-CRandallstown, MD 211331447434576
  2. Richard Blanchard, PHYSICIAN ASSISTANTRandallstown, MD 211331487905618
  3. James Cawley, PA-CRandallstown, MD 211331821138918
  4. Patrick Correlli, PA-CRandallstown, MD 211331437480092
  5. Megan Grossmiller, PA-CRandallstown, MD 211331225380009
  6. Scott Jankowiak, PA-CRandallstown, MD 211331679800486
  7. Lucy Karanja, PA-CRandallstown, MD 211331306172796
  8. Regina Martin, PA CRandallstown, MD 211331700944501

Common questions

What is Rex David Stanley, PA-C's NPI number?

Rex David Stanley, PA-C's National Provider Identifier (NPI) is 1235824574, issued on Apr 11, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Rex David Stanley, PA-C located?

The NPPES record lists a practice address at 5401 Old Court RD, Randallstown, MD, 21133. Phone: (410) 521-2200. Providers update this record themselves, so call before visiting.

How can I verify Rex David Stanley, PA-C's license?

NPPES lists Maryland license number C08843, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Rex David Stanley, PA-C prescribe under Medicare Part D?

In 2024, Rex David Stanley, PA-C had 102 Medicare Part D claims for 51 beneficiaries; the average among physician assistant prescribers was 830. 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.