Marjorie Dierdorf
Family Nurse Practitioner · York, PA
Marjorie Dierdorf is a family nurse practitioner with a practice address in York, Pennsylvania, and NPI 1144892589, issued on Jul 14, 2021. Check the license (Pennsylvania SP024514, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marjorie Dierdorf
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- SP024514 PA
Self-reported in NPPES; status is on the state search - Practice location
- 1550 Rodney RD, York, PA 17408
- Phone
- (717) 846-8791
- Enumerated
- Jul 14, 2021
- Record last updated
- Jan 7, 2022
- Medicare enrollment
- Enrolled (PECOS I20211109000737); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 7,209 in Pennsylvania → Look up another NPI →
Also registered at 1550 Rodney RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anne Danielle Ford, CRNPFamily Nurse Practitioner1447912670
- Sharon Knaub, CRNPFamily Nurse Practitioner1811959802
- Christine Leppo, CRNPGerontology Nurse Practitioner1346054426
- Kimberly Lumsden, MD, PHDFamily Medicine Physician1386935708
- Rachel Morelli, DNP, FNP-CFamily Nurse Practitioner1790651644
- Chelsie Morrissey, CRNPFamily Nurse Practitioner1447854369
Verify Marjorie Dierdorf in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license SP024514Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.5 times the Medicare Part D claims of the average family nurse practitioner in 2024
4,530 Medicare Part D claims for 453 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 69 claims were for opioids.
Most prescribed
- Atorvastatin Calcium265 claims
- Lisinopril160 claims
- Levothyroxine Sodium152 claims
- Amlodipine Besylate146 claims
- Losartan Potassium119 claims
- Duloxetine Hcl109 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): 82.5 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
- Pinnacle Health Medical ServicesYork, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marjorie Dierdorf among 7,209 family nurse practitioner records in Pennsylvania
Marjorie Dierdorf is one of 7,209 family nurse practitioner records with a practice address in Pennsylvania. 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 2021, is newer than 65% of them.
- NPI issued2021 · 65% of these records are older, 27% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2020 · median 2018 among the 4,232 with a school on file
- Record last updated2022 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
212 family nurse practitioner records list a practice address in York
They are 212 of the 4,575 NPPES records with a practice address in York, and 7,209 family nurse practitioner records in Pennsylvania.
All 7,209 in Pennsylvania → Every provider in York → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Linda Bachman, CRNPYork, PA 174081912998154
- Kimberley Bailey, CRNPYork, PA 174081982218301
- Alyx Christenson, CRNPYork, PA 174081598381170
- Andrea Cox, CRNPYork, PA 174081710462411
- Lydia Flinner, CRNPYork, PA 174081417539859
- Rebecca Hoover, FNPYork, PA 174081457851826
- Sharon Knaub, CRNPYork, PA 174081811959802
- Chelsie Morrissey, CRNPYork, PA 174081447854369
Common questions
What is Marjorie Dierdorf's NPI number?
Marjorie Dierdorf's National Provider Identifier (NPI) is 1144892589, issued on Jul 14, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Marjorie Dierdorf located?
The NPPES record lists a practice address at 1550 Rodney RD, York, PA, 17408. Phone: (717) 846-8791. Providers update this record themselves, so call before visiting.
How can I verify Marjorie Dierdorf's license?
NPPES lists Pennsylvania license number SP024514, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does Marjorie Dierdorf prescribe under Medicare Part D?
In 2024, Marjorie Dierdorf had 4,530 Medicare Part D claims for 453 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Marjorie Dierdorf's MIPS final score?
The 2023 MIPS final score is 82.5 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.