Gayduo Sonnie Barr
Registered Nurse · Windsor Mill, MD
Gayduo Sonnie Barr is a registered nurse with a practice address in Windsor Mill, Maryland, and NPI 1992410278, issued on Jan 20, 2023. Check the license (Maryland R223279, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gayduo Sonnie Barr
- Primary taxonomy
- Registered Nurse 163W00000X
- License number
- R223279 MD
Self-reported in NPPES; status is on the state search - Practice location
- 7004 Security Blvd Ste 300, Windsor Mill, MD 21244
- Phone
- (770) 912-2021
- Enumerated
- Jan 20, 2023
- Record last updated
- Nov 19, 2024
- Entity
- Type 1 · individual
8 nearest registered nurse records → All 2,453 in Maryland → Look up another NPI →
Also registered at 7004 Security Blvd Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Carliqua Spencer, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1235724105
Verify Gayduo Sonnie Barr in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R223279Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
42% fewer Medicare Part D claims than the average registered nurse in 2024
390 Medicare Part D claims for 27 beneficiaries, against an average of 678 among the 694 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Gabapentin39 claims
- Hydroxyzine Pamoate31 claims
- Escitalopram Oxalate26 claims
- Mirtazapine26 claims
- Quetiapine Fumarate24 claims
- Sertraline Hcl23 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.
Gayduo Sonnie Barr among 2,453 registered nurse records in Maryland
Gayduo Sonnie Barr is one of 2,453 registered nurse records with a practice address in Maryland. 2% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 75% of them.
- NPI issued2023 · 75% of these records are older, 19% newer
- In a Medicare fileYes · 2% of these records are
- In the CMS Doctors and Clinicians fileNo · 1% of these records are
- Record last updated2024 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 163W00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
9 registered nurse records list a practice address in Windsor Mill
They are 9 of the 353 NPPES records with a practice address in Windsor Mill, and 2,453 registered nurse records in Maryland.
All 2,453 in Maryland → Every provider in Windsor Mill → Registered Nurse nationwide →
The 8 registered nurse records with the nearest ZIP codes
- Mary AdedejiWindsor Mill, MD 212441518822014
- Benedicta DabohBaltimore, MD 212441750262267
- Barbara Downing, RNBaltimore, MD 212441417028788
- Shilu GyawaliWindsor Mill, MD 212441366808768
- Sheri Holder, RN,BSNWindsor Mill, MD 212441265730444
- Lakia Johnson, RNWindsor Mill, MD 212441619557279
- Jane KipchirchirWindsor Mill, MD 212441164697819
- Monica Linthicum, RNBaltimore, MD 212441396816484
Common questions
What is Gayduo Sonnie Barr's NPI number?
Gayduo Sonnie Barr's National Provider Identifier (NPI) is 1992410278, issued on Jan 20, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Gayduo Sonnie Barr located?
The NPPES record lists a practice address at 7004 Security Blvd Ste 300, Windsor Mill, MD, 21244. Phone: (770) 912-2021. Providers update this record themselves, so call before visiting.
How can I verify Gayduo Sonnie Barr's license?
NPPES lists Maryland license number R223279, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Gayduo Sonnie Barr prescribe under Medicare Part D?
In 2024, Gayduo Sonnie Barr had 390 Medicare Part D claims for 27 beneficiaries; the average among registered nurse prescribers was 678. 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.