NPPES file of Aug 9, 2026

Joan Ellen Gummer, RN

Registered Nurse · Baltimore, MD

Joan Ellen Gummer, RN is a registered nurse with a practice address in Baltimore, Maryland, and NPI 1306026349, issued on Nov 7, 2007. Check the license (Maryland R044822, as entered in NPPES) with the Maryland board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1306026349
Name
Joan Ellen Gummer
Credential
RN
Primary taxonomy
Registered Nurse 163W00000X
License number
R044822 MD
Self-reported in NPPES; status is on the state search
Practice location
6401 York RD Ste 3, Baltimore, MD 21212
Phone
(410) 887-2725
Enumerated
Nov 7, 2007
Record last updated
Nov 7, 2007 (not updated in 19 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 6401 York RD Ste 3

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

  1. Katrina BagwandeenRegistered Nurse1508011859
  2. Denise Boemmel, R.N.Registered Nurse1124217930
  3. Sheila Calvert, RNCommunity Health Registered Nurse1992984256
  4. Marjorie CarlClinical Social Worker1477733301
  5. Jingfang ChenRegistered Nurse1932691078
  6. Donna Gruber, RN, BSNCommunity Health Registered Nurse1104105246

Verify Joan Ellen Gummer 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 R044822
    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

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393 registered nurse records list a practice address in Baltimore

They are 393 of the 35,183 NPPES records with a practice address in Baltimore, and 2,453 registered nurse records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other registered nurse records in Maryland

  1. Louis Abanda, RNUpper Marlboro, MD1043001068
  2. Caryn Abbott, RNPocomoke City, MD1730719923
  3. Bukola AbegundeOwings Mills, MD1720830268
  4. Jamie AbelLinthicum Heights, MD1821599606
  5. Sheri Abell, RNEdgewater, MD1932491040
  6. Charlene Abeln, RNColumbia, MD1679821557
  7. Bolade AbiolaWaldorf, MD1720865389
  8. Delphine AbongbuWaldorf, MD1063779361
  9. Saramma Abraham, RNBaltimore, MD1285811661
  10. Deborah Abu, RNJessup, MD1912677030

Common questions

What is Joan Ellen Gummer, RN's NPI number?

Joan Ellen Gummer, RN's National Provider Identifier (NPI) is 1306026349, issued on Nov 7, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Joan Ellen Gummer, RN located?

The NPPES record lists a practice address at 6401 York RD Ste 3, Baltimore, MD, 21212. Phone: (410) 887-2725. Providers update this record themselves, so call before visiting.

How can I verify Joan Ellen Gummer, RN's license?

NPPES lists Maryland license number R044822, 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. 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.