Are you Lauren D. Brennan, RN, MSN, CRNP, FNP-BC? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileWhere to find Lauren D. Brennan, RN, MSN, CRNP, FNP-BC
- Annapolis location main office
820 Bestgate Rd, Annapolis, MD 21401 - Baltimore location
4940 Eastern Ave, Baltimore, MD 21224
About Lauren Brennan
Listed in the NPI registry as a nurse practitioner, Lauren D. Brennan, RN, MSN, CRNP, FNP-BC practices in Annapolis, MD. Lauren graduated from George Washington University School of Medicine in 2021. Lauren is also listed as specializing in nurse practitioner — family. According to Medicare claims data, Lauren cared for 632 Medicare patients across 703 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more. NPI 1801564646 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) 505-4265
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
820 BESTGATE RD
Annapolis, MD 21401
4940 Eastern Ave
Baltimore, MD 21224
Procedures Most Often Billed to Medicare
703 services · 632 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
367 | More than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
135 | More often than most peers in Nurse Practitioner |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
104 | More than most peers in Nurse Practitioner |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
69 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
28 | As often as other 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.
Other nurse practitioners at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
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.
More connections — 24 related providers in 3 groups
Other nurse practitioners in Annapolis 8
Same specialty, same city.
Trained at George Washington University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2021 at George Washington University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Lauren D. Brennan, RN, MSN, CRNP?
Lauren D. Brennan, RN, MSN, CRNP is a nurse practitioner in Annapolis, MD. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Lauren D. Brennan, RN, MSN, CRNP's address?
Lauren D. Brennan, RN, MSN, CRNP is listed at 820 Bestgate Rd, Annapolis, MD 21401. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Lauren D. Brennan, RN, MSN, CRNP?
The number on file is (410) 505-4265. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Lauren D. Brennan, RN, MSN, CRNP's NPI number?
Lauren D. Brennan, RN, MSN, CRNP's National Provider Identifier is 1801564646. 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 Lauren D. Brennan, RN, MSN, CRNP train?
Lauren D. Brennan, RN, MSN, CRNP attended George Washington University School of Medicine, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
How long has Lauren D. Brennan, RN, MSN, CRNP been practicing?
Lauren D. Brennan, RN, MSN, CRNP has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
What procedures does Lauren D. Brennan, RN, MSN, CRNP perform?
According to Medicare billing data, Lauren D. Brennan, RN, MSN, CRNP 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 Lauren D. Brennan, RN, MSN, CRNP confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Lauren D. Brennan, RN, MSN, CRNP. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.