Ann S. Stilwell, CRNP
Obstetrics & Gynecology Nurse Practitioner · Baltimore, MD
Ann S. Stilwell, CRNP is an obstetrics & gynecology nurse practitioner with a practice address in Baltimore, Maryland, and NPI 1518042225, issued on Oct 25, 2006. Check the license (Maryland R105674, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ann S. Stilwell
- Credential
- CRNP
- Primary taxonomy
- Obstetrics & Gynecology Nurse Practitioner 363LX0001X
- License numbers
- R105674 MD
R107654 MD
Self-reported in NPPES; status is on the state search - Practice location
- 7141 Security Blvd, Baltimore, MD 21244
- Phone
- (443) 663-6406
- Enumerated
- Oct 25, 2006
- Record last updated
- Jun 3, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 409276700 MD
- Medicare enrollment
- Enrolled (PECOS I20060104000125); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology nurse practitioner records → All 82 in Maryland → Look up another NPI →
Also registered at 7141 Security Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ann S. Stilwell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R105674Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% fewer Medicare Part D claims than the average obstetrics & gynecology nurse practitioner in 2024
102 Medicare Part D claims for 97 beneficiaries, against an average of 198 among the 1,094 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Gavilyte-C67 claims
- Peg-3350 And Electrolytes11 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 one group practice
- Kaiser Foundation Health Plan OF The Mid Atlantic States, IncTimonium, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ann S. Stilwell among 82 obstetrics & gynecology nurse practitioner records in Maryland
Ann S. Stilwell, CRNP is one of 82 obstetrics & gynecology nurse practitioner records with a practice address in Maryland. 59% 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, 67% newer
- In a Medicare fileYes · 59% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated1987 · median 2016 among the 33 with a school on file
- Record last updated2021 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LX0001X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Nurse Practitioner providers in Maryland
There are 82 obstetrics & gynecology nurse practitioner records in Maryland.
All 82 in Maryland → Every provider in Baltimore → Obstetrics & Gynecology Nurse Practitioner nationwide →
The 8 obstetrics & gynecology nurse practitioner records with the nearest ZIP codes
- Tiara TolbertWindsor Mill, MD 212441518613892
- Patricia Gould, NPBaltimore, MD 212371528155975
- Emily Maurer, WHNPBaltimore, MD 212371265860514
- Maureen Luthardt, CRNPNottingham, MD 212361255875134
- Sondra Barker, C.R.N.P.Baltimore, MD 212291437253127
- Christina Barett, CRNPBaltimore, MD 212251336685387
- Elizabeth Johnston, CRNP, CNMBaltimore, MD 212181629427109
- Symone Stephens, WHNP-BCBaltimore, MD 212181124638184
Common questions
What is Ann S. Stilwell, CRNP's NPI number?
Ann S. Stilwell, CRNP's National Provider Identifier (NPI) is 1518042225, issued on Oct 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ann S. Stilwell, CRNP located?
The NPPES record lists a practice address at 7141 Security Blvd, Baltimore, MD, 21244. Phone: (443) 663-6406. Providers update this record themselves, so call before visiting.
How can I verify Ann S. Stilwell, CRNP's license?
NPPES lists Maryland license number R105674, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Ann S. Stilwell, CRNP prescribe under Medicare Part D?
In 2024, Ann S. Stilwell, CRNP had 102 Medicare Part D claims for 97 beneficiaries; the average among obstetrics & gynecology nurse practitioner prescribers was 198. 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.