Doctor profile · Federal record

Dr. Lauren Brennan, RN,MSN,CRNP, FNP-BC

Family Nurse Practitioner (CMS: Nurse Practitioner) · Family Nurse Practitioner · Annapolis, MD

  • NPI 1801564646
  • 5 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
820 Bestgate RD
Annapolis, MD 214013404
(410) 505-4265
Additional location
4940 Eastern Ave
Baltimore, MD 212242735
(410) 550-0100

Credentials & registration

NPPES · NUCC
NPI registered
September 2021 — 5 yrs on file
Profile last updated
March 18, 2025
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Maryland #R232666 · Maryland #2021035861

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801564646. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
648
Distinct HCPCS
6
Medicare allowed
$71,340
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 241 204 $111
99213 Established patient office or other outpatient visit, 20-29 minutes 167 153 $78
99204 New patient office or other outpatient visit, 45-59 minutes 157 157 $148
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 44 44 $114
99203 New patient office or other outpatient visit, 30-44 minutes 25 25 $101
99212 Established patient office or other outpatient visit, 10-19 minutes 14 14 $46

In context: peer comparison

Among 27 peers in Annapolis Family Nurse Practitioner, average services per provider: 114. This provider delivers 5.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$771
Transactions
14
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 5 $330.27
Qol Medical, LLC 2 $141.02
Phathom Pharmaceuticals, INC. 1 $115.51
Pfizer INC. 1 $84.95
Celgene Corporation 2 $44.24
Madrigal Pharmaceuticals 2 $37.68
Ardelyx, INC. 1 $17.55

By nature of payment

Food and Beverage
$771

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
680
Patients
288
Total drug cost
$89,969
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 169 77 $3,134
Famotidine Generic 153 69 $3,331
Omeprazole Generic 67 26 $1,373
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 57 55 $964
Dicyclomine Hcl Generic 50 29 $1,043
Sucralfate Generic 33 19 $1,180
Linzess (Linaclotide) Brand 28 0 $22,303
Ondansetron Hcl Generic 20 0 $96
Zenpep (Lipase/Protease/Amylase) Brand 19 0 $42,854
Dexlansoprazole Dr (Dexlansoprazole) Brand 18 0 $6,636

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lauren Brennan's medical specialty?
Dr. Lauren Brennan practices Family Nurse Practitioner in Annapolis, MD.
Where does Dr. Lauren Brennan practice?
Dr. Lauren Brennan practices at 820 Bestgate RD, Annapolis, MD 214013404. Office phone: 4105054265.
What is Dr. Lauren Brennan's NPI?
Dr. Lauren Brennan's National Provider Identifier (NPI) is 1801564646, issued by NPPES.
Does Dr. Lauren Brennan accept Medicare assignment?
Dr. Lauren Brennan does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Lauren Brennan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.