Karen M Lynn Piper, MD
Family Medicine Physician · Towson, MD
Karen M Lynn Piper, MD is a family medicine physician with a practice address in Towson, Maryland, and NPI 1710042981, issued on Dec 27, 2006. Check the license (Maryland D47223, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Karen M Lynn Piper
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- D47223 MD
MD039471 DC
MD 14060 SC
0101231424 VA
MD 60167393 WA
Self-reported in NPPES; status is on the state search - Practice location
- 6701 N Charles St, Towson, MD 21204
- Phone
- (443) 849-2481
- Enumerated
- Dec 27, 2006
- Record last updated
- Feb 15, 2022
- Fax
- (443) 849-8447
- Medicare enrollment
- Enrolled (PECOS I20210702001721); accepts Medicare assignment
- Medical or professional school
- Loma Linda University School Of Medicine, 1987
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,912 in Maryland → Look up another NPI →
Also registered at 6701 N Charles St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Karen M Lynn Piper in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D47223Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Kaiser Foundation Health Plan OF The NorthwestLongview, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen M Lynn Piper among 1,912 family medicine physician records in Maryland
Karen M Lynn Piper, MD is one of 1,912 family medicine physician records with a practice address in Maryland. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 54% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1987 · median 2004 among the 1,141 with a school on file
- Record last updated2022 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Family Medicine Physician providers in Maryland
There are 1,912 family medicine physician records in Maryland.
All 1,912 in Maryland → Every provider in Towson → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- David Andrews, D.O.Towson, MD 212041831503226
- Mari Blackburn, D.O.Towson, MD 212041366413437
- Ruth Brocato, MDBaltimore, MD 212041104990977
- Rushia Butler, M.D.Towson, MD 212041376582072
- William Hand, MDBaltimore, MD 212041295773141
- Pamela Lin, M.D.Towson, MD 212041053382853
- Kathleen Mathey, M.D.Baltimore, MD 212041366547309
- Courtenay Morrow, D.O.Baltimore, MD 212041033436928
Common questions
What is Karen M Lynn Piper, MD's NPI number?
Karen M Lynn Piper, MD's National Provider Identifier (NPI) is 1710042981, issued on Dec 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karen M Lynn Piper, MD located?
The NPPES record lists a practice address at 6701 N Charles St, Towson, MD, 21204. Phone: (443) 849-2481. Providers update this record themselves, so call before visiting.
How can I verify Karen M Lynn Piper, MD's license?
NPPES lists Maryland license number D47223, 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.
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.