NPPES file of Aug 9, 2026

Katherine Lynn Selby, APRN

Family Nurse Practitioner · Edgewater, MD

Katherine Lynn Selby, APRN is a family nurse practitioner with a practice address in Edgewater, Maryland, and NPI 1538403514, issued on Nov 15, 2012. Check the license (Maryland AC006945, 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
1538403514
Name
Katherine Lynn Selby
Credential
APRN
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
AC006945 MD
3007745 KY
Self-reported in NPPES; status is on the state search
Practice location
137 Mitchells Chance RD, Edgewater, MD 21037
Phone
(410) 955-5000
Enumerated
Nov 15, 2012
Record last updated
Nov 20, 2024
Medicaid IDs
7100227850 KY
201130600 IN
Medicare enrollment
Enrolled (PECOS I20241211003664); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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Also registered at 137 Mitchells Chance RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Courtney Bianchi, LCSW-CClinical Social Worker1831416759
  2. Maryann Boyle, LCSWCClinical Social Worker1407044969
  3. Arthur Hansman, MDFamily Medicine Physician1356445670
  4. Joanne Hockman, LCSW-CClinical Social Worker1104066786
  5. Ellen McInerney, M. D.Internal Medicine Physician1235176157
  6. Jaime Taylor, PACMedical Physician Assistant1396855573

Verify Katherine Lynn Selby 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 AC006945
    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.

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99% fewer Medicare Part D claims than the average family nurse practitioner in 2024

19 Medicare Part D claims for 12 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Katherine Selby19
  2. Specialty average1,305

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 Community Physicians, IncBaltimore, MD

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

Katherine Lynn Selby among 4,124 family nurse practitioner records in Maryland

Katherine Lynn Selby, APRN is one of 4,124 family nurse practitioner records with a practice address in Maryland. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 19% of them.

  • NPI issued2012 · 19% of these records are older, 78% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2012 · median 2019 among the 2,370 with a school on file
  • Record last updated2024 · 41% 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

13 family nurse practitioner records list a practice address in Edgewater

They are 13 of the 248 NPPES records with a practice address in Edgewater, and 4,124 family nurse practitioner records in Maryland.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Hayat Aberra, NP-CEdgewater, MD 210371295275774
  2. Florence Catoe, CRNP FNP-BCEdgewater, MD 210371275835191
  3. Lindsey Combs, FNP-CEdgewater, MD 210371225652233
  4. Marylyn Ezenyi, CRNPEdgewater, MD 210371073853081
  5. Linet Kandie, CRNPEdgewater, MD 210371114391943
  6. Sarah McClain, CRNPEdgewater, MD 210371184244675
  7. Madhavi PatelEdgewater, MD 210371518574151
  8. Samantha Rose, CRNPEdgewater, MD 210371023802634

Common questions

What is Katherine Lynn Selby, APRN's NPI number?

Katherine Lynn Selby, APRN's National Provider Identifier (NPI) is 1538403514, issued on Nov 15, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Lynn Selby, APRN located?

The NPPES record lists a practice address at 137 Mitchells Chance RD, Edgewater, MD, 21037. Phone: (410) 955-5000. Providers update this record themselves, so call before visiting.

How can I verify Katherine Lynn Selby, APRN's license?

NPPES lists Maryland license number AC006945, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Katherine Lynn Selby, APRN prescribe under Medicare Part D?

In 2024, Katherine Lynn Selby, APRN had 19 Medicare Part D claims for 12 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.