Courtney Sitar, CRNP
Nurse Practitioner · Chester, MD
Courtney Sitar, CRNP is a nurse practitioner with a practice address in Chester, Maryland, and NPI 1699363499, issued on Jan 6, 2021. Check the license (Maryland R212856, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Courtney Sitar
- Credential
- CRNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- R212856 MD
Self-reported in NPPES; status is on the state search - Practice location
- 25 Kent Town Market, Chester, MD 21619
- Phone
- (667) 343-9501
- Enumerated
- Jan 6, 2021
- Record last updated
- May 14, 2024
- Medicare enrollment
- Enrolled (PECOS I20220614002313); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 1,248 in Maryland → Look up another NPI →
Also registered at 25 Kent Town Market
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Olivia Warner, FNP-CFamily Nurse Practitioner1275412033
Verify Courtney Sitar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R212856Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
68% fewer Medicare Part D claims than the average nurse practitioner in 2024
355 Medicare Part D claims for 259 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Amoxicillin54 claims
- Prednisone42 claims
- Nitrofurantoin Mono-Macro25 claims
- Azithromycin20 claims
- Cephalexin20 claims
- Amoxicillin-Clavulanate Potass19 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: $24.44
1 payment: food and beverage; the largest payer was Lilly USA, LLC. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Medstar Health Weight Management, LLCEaston, MD
- Umms Ambulatory Care LLCEaston, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Courtney Sitar among 1,248 nurse practitioner records in Maryland
Courtney Sitar, CRNP is one of 1,248 nurse practitioner records with a practice address in Maryland. 68% 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 71% of them.
- NPI issued2021 · 71% of these records are older, 24% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated2020 · median 2018 among the 655 with a school on file
- Record last updated2024 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 nurse practitioner records list a practice address in Chester
They are 3 of the 101 NPPES records with a practice address in Chester, and 1,248 nurse practitioner records in Maryland.
All 1,248 in Maryland → Every provider in Chester → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Robyn Lanasa, NPChester, MD 216191093344244
- Stephanie Tippett, NP-CChester, MD 216191083242879
- Susan Henry, CRNPChestertown, MD 216201073403978
- Allison PepeChestertown, MD 216201700751351
- Marisa Ratliff, FNPChestertown, MD 216201881378362
- Kristina Semonick, FNP-CChestertown, MD 216201952159998
- Sarah Curlett, CRNPCentreville, MD 216171558129858
- Bobbi GraefCentreville, MD 216171881781805
Common questions
What is Courtney Sitar, CRNP's NPI number?
Courtney Sitar, CRNP's National Provider Identifier (NPI) is 1699363499, issued on Jan 6, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Courtney Sitar, CRNP located?
The NPPES record lists a practice address at 25 Kent Town Market, Chester, MD, 21619. Phone: (667) 343-9501. Providers update this record themselves, so call before visiting.
How can I verify Courtney Sitar, CRNP's license?
NPPES lists Maryland license number R212856, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Courtney Sitar, CRNP prescribe under Medicare Part D?
In 2024, Courtney Sitar, CRNP had 355 Medicare Part D claims for 259 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.