Margaret Ramkissoon, CRNP
Acute Care Nurse Practitioner · Frederick, MD
Margaret Ramkissoon, CRNP is an acute care nurse practitioner with a practice address in Frederick, Maryland, and NPI 1457778672, issued on Mar 26, 2014. Check the license (Maryland R185148, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Margaret Ramkissoon
- Credential
- CRNP
- Primary taxonomy
- Acute Care Nurse Practitioner 363LA2100X
- License number
- R185148 MD
Self-reported in NPPES; status is on the state search - Practice location
- 400 W 7TH St, Frederick, MD 21701
- Phone
- (240) 566-3300
- Enumerated
- Mar 26, 2014
- Record last updated
- Mar 26, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200313000069); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest acute care nurse practitioner records → All 755 in Maryland → Look up another NPI →
Also registered at 400 W 7TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jan Abramczuk, MDAnatomic Pathology & Clinical Pathology Physician1750301719
- Esther AdejumoPhysician Assistant1194533109
- Charleen Anani, PHARMDPharmacist1619842580
- James Ansell, MDEmergency Medicine Physician1982354320
- Mustafa AzimiAcute Care Nurse Practitioner1568064046
- Justin BarnettEmergency Medicine Physician1447741863
Verify Margaret Ramkissoon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R185148Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $18.14
1 payment: food and beverage; the largest payer was Abbott Laboratories. The 10,984 providers of this specialty with any payment received $647.94 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 Heart Institute LLCFrederick, MD
- Medstar Medical Group II LLCBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Margaret Ramkissoon among 755 acute care nurse practitioner records in Maryland
Margaret Ramkissoon, CRNP is one of 755 acute care nurse practitioner records with a practice address in Maryland. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 37% of them.
- NPI issued2014 · 37% of these records are older, 58% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2014 · median 2017 among the 494 with a school on file
- Record last updated2014 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Acute Care Nurse Practitioner providers in Maryland
There are 755 acute care nurse practitioner records in Maryland.
All 755 in Maryland → Every provider in Frederick → Acute Care Nurse Practitioner nationwide →
The 8 acute care nurse practitioner records with the nearest ZIP codes
- Mustafa AzimiFrederick, MD 217011568064046
- Lindsey Black, MS, AGACNP-BCFrederick, MD 217011225412224
- Julia Cibula, ACNPFrederick, MD 217011649458787
- Kristin Deely, CRNPFrederick, MD 217011063917938
- Christopher Hillman, AGACNP-BCFrederick, MD 217011245730811
- Issa Lo, CRNPFrederick, MD 217011013546100
- Samantha McDonald, CRNPFrederick, MD 217011346544699
- Amy McGreevy, RN, MS, CRNP, OCNFrederick, MD 217011093896219
Common questions
What is Margaret Ramkissoon, CRNP's NPI number?
Margaret Ramkissoon, CRNP's National Provider Identifier (NPI) is 1457778672, issued on Mar 26, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Ramkissoon, CRNP located?
The NPPES record lists a practice address at 400 W 7TH St, Frederick, MD, 21701. Phone: (240) 566-3300. Providers update this record themselves, so call before visiting.
How can I verify Margaret Ramkissoon, CRNP's license?
NPPES lists Maryland license number R185148, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity 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.