Doctor profile · Federal record

Dr. Olga Lannon, FNP-C, CRNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse · Baltimore, MD

  • NPI 1386272771
  • MIPS 74.4 / 100 · 2023
  • 6 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3989 Boston St
Baltimore, MD 212245759
(410) 834-7547
Additional location
927 Morgan Run RD
Middle River, MD 212202163
(410) 530-2898
Mailing address
927 Morgan Run RD
Middle River, MD 212202163

Credentials & registration

NPPES · NUCC
NPI registered
March 2020 — 6 yrs on file
Profile last updated
August 24, 2021
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Maryland #R209342 · California #95066082

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386272771. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
158
Distinct HCPCS
4
Medicare allowed
$18,946
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 56 56 $126
99205 New patient office or other outpatient visit, 60-74 minutes 43 43 $161
99204 New patient office or other outpatient visit, 45-59 minutes 38 38 $117
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 21 13 $28

In context: peer comparison

Among 132 peers in Baltimore Family Nurse Practitioner, average services per provider: 95. This provider delivers 1.7× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Olga Lannon's medical specialty?
Dr. Olga Lannon practices Family Nurse Practitioner in Baltimore, MD.
Where does Dr. Olga Lannon practice?
Dr. Olga Lannon practices at 3989 Boston St, Baltimore, MD 212245759. Office phone: 4108347547.
What is Dr. Olga Lannon's NPI?
Dr. Olga Lannon's National Provider Identifier (NPI) is 1386272771, issued by NPPES.
Does Dr. Olga Lannon accept Medicare assignment?
Dr. Olga Lannon does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Olga Lannon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99205); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.