NPPES file of Aug 9, 2026

Katherine Ann Wollenberg, FNP-C

Family Nurse Practitioner · Annapolis, MD

Katherine Ann Wollenberg, FNP-C is a family nurse practitioner with a practice address in Annapolis, Maryland, and NPI 1093531170, issued on Nov 23, 2024. Check the license (Maryland R269798, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1093531170
Name
Katherine Ann Wollenberg
Credential
FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
R269798 MD
Self-reported in NPPES; status is on the state search
Practice location
1332 Cape St Claire RD, Annapolis, MD 21409
Phone
(443) 951-4280
Enumerated
Nov 23, 2024
Record last updated
Aug 22, 2025
Fax
(443) 949-0583
Medicare enrollment
Enrolled (PECOS I20250423003356); accepts Medicare assignment
Medical or professional school
George Washington University School Of Medicine, 2024
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 1332 Cape St Claire RD

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

  1. Samantha Campbell, PT, DPTPhysical Therapist1659203354
  2. Sandra Cook, CRNPNurse Practitioner1467782243

Verify Katherine Ann Wollenberg 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 R269798
    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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Bills Medicare through one group practice

  1. Luminis Health Medical Group, LLCAnnapolis, MD

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

Katherine Ann Wollenberg among 4,124 family nurse practitioner records in Maryland

Katherine Ann Wollenberg, FNP-C 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 2024, is newer than 86% of them.

  • NPI issued2024 · 86% of these records are older, 7% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2024 · median 2019 among the 2,370 with a school on file
  • Record last updated2025 · 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).

116 family nurse practitioner records list a practice address in Annapolis

They are 116 of the 3,629 NPPES records with a practice address in Annapolis, and 4,124 family nurse practitioner records in Maryland.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Danielle Goldberg, C.R.N.P.Annapolis, MD 214091417399783
  2. Shannon Dummer, DNP, FNP, CENAnnapolis, MD 214031588359210
  3. Bridgitte Gourley, CRNPAnnapolis, MD 214031689646218
  4. Amita Leonard, CRNPAnnapolis, MD 214031528566411
  5. Marlys McDevitt, CRNP-FAMILYAnnapolis, MD 214031578628202
  6. Krista Roberts, NPAnnapolis, MD 214031790206266
  7. Patricia Sobel, CRNPAnnapolis, MD 214031316168735
  8. Colleen Gallagher, FNPAnnapolis, MD 214021386614675

Common questions

What is Katherine Ann Wollenberg, FNP-C's NPI number?

Katherine Ann Wollenberg, FNP-C's National Provider Identifier (NPI) is 1093531170, issued on Nov 23, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Ann Wollenberg, FNP-C located?

The NPPES record lists a practice address at 1332 Cape St Claire RD, Annapolis, MD, 21409. Phone: (443) 951-4280. Providers update this record themselves, so call before visiting.

How can I verify Katherine Ann Wollenberg, FNP-C's license?

NPPES lists Maryland license number R269798, 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. 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.