Are you James A. Shirley, APRN-BC, CRNP? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 22 S Greene St, Baltimore, MD 21201
About James Shirley
Listed in the NPI registry as a nurse practitioner, James A. Shirley, APRN-BC, CRNP practices in Baltimore, MD. James graduated from Vanderbilt University School of Medicine in 2003. James is also listed as specializing in nurse practitioner — acute care. According to Medicare claims data, James cared for 44 Medicare patients across 57 services. The services billed most often include critical care, first 30-74 minutes. NPI 1689988552 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (410) 328-7221
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
22 S GREENE ST
Baltimore, MD 21201
Procedures Most Often Billed to Medicare
57 services · 44 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Critical care, first 30-74 minutes | Office visit | 99291 |
57 | More often than most peers in Nurse Practitioner |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other nurse practitioners in Baltimore 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Vanderbilt University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2003 at Vanderbilt University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does James A. Shirley, APRN-BC specialize in?
James A. Shirley, APRN-BC is a nurse practitioner in Baltimore, MD. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is James A. Shirley, APRN-BC located?
James A. Shirley, APRN-BC is listed at 22 S Greene St, Baltimore, MD 21201. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is James A. Shirley, APRN-BC's phone number?
The number on file is (410) 328-7221. Contact the office directly to confirm availability and scheduling.
NPI registry
What is James A. Shirley, APRN-BC's NPI number?
James A. Shirley, APRN-BC's National Provider Identifier is 1689988552. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did James A. Shirley, APRN-BC train?
James A. Shirley, APRN-BC attended Vanderbilt University School of Medicine, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
How long has James A. Shirley, APRN-BC been practicing?
James A. Shirley, APRN-BC has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
What does James A. Shirley, APRN-BC do most often?
According to Medicare billing data, James A. Shirley, APRN-BC the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has James A. Shirley, APRN-BC confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by James A. Shirley, APRN-BC. If this is you, claiming it is free.
Guide.md
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