NPPES file of Aug 9, 2026

Sara L. Schlessman, CRNP

Adult Health Nurse Practitioner · Timonium, MD

Sara L. Schlessman, CRNP is an adult health nurse practitioner with a practice address in Timonium, Maryland, and NPI 1790522845, issued on Jul 15, 2024. Check the license (Maryland R164772, 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
1790522845
Name
Sara L. Schlessman
Credential
CRNP
Primary taxonomy
Adult Health Nurse Practitioner 363LA2200X
License number
R164772 MD
Self-reported in NPPES; status is on the state search
Practice location
10755 Falls RD, Timonium, MD 21093
Phone
(410) 583-2727
Enumerated
Jul 15, 2024
Record last updated
Jul 15, 2024
Medicare enrollment
Enrolled (PECOS I20240910003630); may accept 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.
Download card Updates feed

Verify Sara L. Schlessman 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 R164772
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

95% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024

70 Medicare Part D claims for 46 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D.

  1. Sara Schlessman70
  2. Specialty average1,280

Most prescribed

  1. Amoxicillin-Clavulanate Potass13 claims
  2. Fluticasone Propionate12 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.

Bills Medicare through one group practice

  1. Johns Hopkins UniversityLutherville, MD

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

Sara L. Schlessman among 902 adult health nurse practitioner records in Maryland

Sara L. Schlessman, CRNP is one of 902 adult health nurse practitioner records with a practice address in Maryland. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 95% of them.

  • NPI issued2024 · 95% of these records are older, 4% newer
  • In a Medicare fileYes · 63% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated2001 · median 2014 among the 386 with a school on file
  • Record last updated2024 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

9 adult health nurse practitioner records list a practice address in Timonium

They are 9 of the 612 NPPES records with a practice address in Timonium, and 902 adult health nurse practitioner records in Maryland.

The 8 adult health nurse practitioner records with the nearest ZIP codes

  1. Erica CerquettiLutherville, MD 210931134445372
  2. Glennese Harper, CRNPLutherville, MD 210931154480374
  3. Catherine Igo, C.R.N.P.Lutherville Timonium, MD 210931720019805
  4. Marye Kellermann, CRNPLutherville, MD 210931063623866
  5. Ta-Ya Lee, MSN NPC CRNP LACLutherville, MD 210931497843783
  6. Irene McCrea, N.P.Lutherville Timonium, MD 210931366507105
  7. Erin McLaughlin, RN, NPLutherville Timonium, MD 210931285711549
  8. Linsey PetrucciLutherville, MD 210931750773008

Common questions

What is Sara L. Schlessman, CRNP's NPI number?

Sara L. Schlessman, CRNP's National Provider Identifier (NPI) is 1790522845, issued on Jul 15, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Sara L. Schlessman, CRNP located?

The NPPES record lists a practice address at 10755 Falls RD, Timonium, MD, 21093. Phone: (410) 583-2727. Providers update this record themselves, so call before visiting.

How can I verify Sara L. Schlessman, CRNP's license?

NPPES lists Maryland license number R164772, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Sara L. Schlessman, CRNP prescribe under Medicare Part D?

In 2024, Sara L. Schlessman, CRNP had 70 Medicare Part D claims for 46 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. 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.