NPPES file of Aug 9, 2026

Karen Alexis Plaisir, CRNP

Obstetrics Physician · Bel Air, MD

Karen Alexis Plaisir, CRNP is an obstetrics physician with a practice address in Bel Air, Maryland, and NPI 1457568651, issued on May 17, 2007. Check the license (Maryland R159055, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1457568651
Name
Karen Alexis Plaisir
Credential
CRNP
Primary taxonomy
Obstetrics Physician 207VX0000X
License number
R159055 MD
Self-reported in NPPES; status is on the state search
Practice location
12 Medstar Blvd Ste 235, Bel Air, MD 21015
Phone
(410) 877-8088
Enumerated
May 17, 2007
Record last updated
Apr 14, 2025
Fax
(410) 877-8082
Medicare enrollment
Enrolled (PECOS I20090507000493); 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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Verify Karen Alexis Plaisir in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license R159055
    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
Open the Maryland license search

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7% more Medicare Part D claims than the average obstetrics physician in 2024

233 Medicare Part D claims for 81 beneficiaries, against an average of 218 among the 863 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Karen Plaisir233
  2. Specialty average218

Most prescribed

  1. Estradiol42 claims
  2. Nystatin24 claims
  3. Fluconazole18 claims
  4. Yuvafem15 claims
  5. Valacyclovir13 claims
  6. Medroxyprogesterone Acetate12 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): 77.4 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 score81.2
  2. Costout of 100 · 30%59.1
  3. Promoting interoperabilitynot scored (reweighted)
  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: $37.11

1 payment: food and beverage; the largest payer was Ethicon US, LLC. The 679 providers of this specialty with any payment received $826.19 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Karen Plaisir$37.11
  2. Specialty average$826.19

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. Medstar Medical Group II LLCBel Air, MD

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

Karen Alexis Plaisir among 24 obstetrics physician records in Maryland

Karen Alexis Plaisir, CRNP is one of 24 obstetrics physician records with a practice address in Maryland. 58% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 42% of them.

  • NPI issued2007 · 42% of these records are older, 54% newer
  • In a Medicare fileYes · 58% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated2009 · median 2013 among the 13 with a school on file
  • Record last updated2025 · 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 207VX0000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics Physician providers in Maryland

There are 24 obstetrics physician records in Maryland.

The 8 obstetrics physician records with the nearest ZIP codes

  1. Ella Gayoso-Adam, M.D.Hanover, MD 210761386717148
  2. Victoria PettyPasadena, MD 211221407776701
  3. Asha BarrettSilver Spring, MD 209021922531888
  4. Jennifer Lin, M.D.Silver Spring, MD 209021154663466
  5. Heather Brillhart, MDSilver Spring, MD 209011538502349
  6. Charles Travers, MDSilver Spring, MD 209011477534063
  7. Showieb Shuja, MDWestminster, MD 211571285643726
  8. Inara Omuso, M.D.Damascus, MD 208721144764259

Common questions

What is Karen Alexis Plaisir, CRNP's NPI number?

Karen Alexis Plaisir, CRNP's National Provider Identifier (NPI) is 1457568651, issued on May 17, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Karen Alexis Plaisir, CRNP located?

The NPPES record lists a practice address at 12 Medstar Blvd Ste 235, Bel Air, MD, 21015. Phone: (410) 877-8088. Providers update this record themselves, so call before visiting.

How can I verify Karen Alexis Plaisir, CRNP's license?

NPPES lists Maryland license number R159055, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Karen Alexis Plaisir, CRNP prescribe under Medicare Part D?

In 2024, Karen Alexis Plaisir, CRNP had 233 Medicare Part D claims for 81 beneficiaries; the average among obstetrics physician prescribers was 218. Part D covers Medicare prescriptions only.

What is Karen Alexis Plaisir, CRNP's MIPS final score?

The 2023 MIPS final score is 77.4 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.