NPPES file of Aug 9, 2026

Rebecca Gum, CRNP

Family Nurse Practitioner · Baltimore, MD

Rebecca Gum, CRNP is a family nurse practitioner with a practice address in Baltimore, Maryland, and NPI 1285137497, issued on Mar 14, 2018. Check the license (Maryland AC002258, 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
1285137497
Name
Rebecca Gum
Credential
CRNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
AC002258 MD
Self-reported in NPPES; status is on the state search
Practice location
711 W 40TH St Ste 173, Baltimore, MD 21211
Phone
(443) 961-1221
Enumerated
Mar 14, 2018
Record last updated
Mar 14, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20181107003325); 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 711 W 40TH St Ste 173

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

  1. Sherry Kalinski, CRNPFamily Nurse Practitioner1629885595
  2. Alexandra McCannPhysician Assistant1073493227
  3. Molly RiceFamily Nurse Practitioner1871065441
  4. Zachary Wasserman, MSN, CRNP, FNP-CFamily Nurse Practitioner1598438210
  5. Crystal Williams, DNPFamily Nurse Practitioner1710528914

Verify Rebecca Gum 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 AC002258
    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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79% fewer Medicare Part D claims than the average family nurse practitioner in 2024

275 Medicare Part D claims for 173 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Rebecca Gum275
  2. Specialty average1,305

Most prescribed

  1. Amoxicillin-Clavulanate Potass48 claims
  2. Prednisone27 claims
  3. Cephalexin17 claims
  4. Mupirocin16 claims
  5. Doxycycline Monohydrate13 claims
  6. Nitrofurantoin Mono-Macro13 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 2 group practices

  1. Maryland General Clinical Practice Group, Inc.Baltimore, MD
  2. Umms Ambulatory Care LLCEaston, MD

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

Rebecca Gum among 4,124 family nurse practitioner records in Maryland

Rebecca Gum, CRNP 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 2018, is newer than 43% of them.

  • NPI issued2018 · 43% of these records are older, 50% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2017 · median 2019 among the 2,370 with a school on file
  • Record last updated2018 · 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).

712 family nurse practitioner records list a practice address in Baltimore

They are 712 of the 35,183 NPPES records with a practice address in Baltimore, and 4,124 family nurse practitioner records in Maryland.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Rica BanfieldBaltimore, MD 212111194281451
  2. Laura Garcia, MSN CRNPBaltimore, MD 212111316356215
  3. Andrea Holzman, CRNPBaltimore, MD 212111760903173
  4. Lauren Houlday, NPBaltimore, MD 212111700168234
  5. Sherry Kalinski, CRNPBaltimore, MD 212111629885595
  6. Laura Koo, CRNPBaltimore, MD 212111184833212
  7. Abbi LamparelliBaltimore, MD 212111255103172
  8. Molly RiceBaltimore, MD 212111871065441

Common questions

What is Rebecca Gum, CRNP's NPI number?

Rebecca Gum, CRNP's National Provider Identifier (NPI) is 1285137497, issued on Mar 14, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Rebecca Gum, CRNP located?

The NPPES record lists a practice address at 711 W 40TH St Ste 173, Baltimore, MD, 21211. Phone: (443) 961-1221. Providers update this record themselves, so call before visiting.

How can I verify Rebecca Gum, CRNP's license?

NPPES lists Maryland license number AC002258, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Rebecca Gum, CRNP prescribe under Medicare Part D?

In 2024, Rebecca Gum, CRNP had 275 Medicare Part D claims for 173 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.