Olga Agnieszka Lannon, FNP-C, CRNP
Family Nurse Practitioner · Baltimore, MD
Olga Agnieszka Lannon, FNP-C, CRNP is a family nurse practitioner with a practice address in Baltimore, Maryland, and NPI 1386272771, issued on Mar 31, 2020. Check the license (Maryland R209342, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Olga Agnieszka Lannon
- Credential
- FNP-C, CRNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- R209342 MD
95066082 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3989 Boston St, Baltimore, MD 21224
- Phone
- (410) 834-7547
- Enumerated
- Mar 31, 2020
- Record last updated
- Aug 24, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20220613000045); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 4,124 in Maryland → Look up another NPI →
Also registered at 3989 Boston St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Hannah Lacombe, NPAcute Care Nurse Practitioner1679143879
Verify Olga Agnieszka Lannon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R209342Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 74.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Johns Hopkins UniversityBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Olga Agnieszka Lannon among 4,124 family nurse practitioner records in Maryland
Olga Agnieszka Lannon, FNP-C, CRNP is one of 4,124 family nurse practitioner records with a practice address in Maryland. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 58% of them.
- NPI issued2020 · 58% of these records are older, 35% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2020 · median 2019 among the 2,370 with a school on file
- Record last updated2021 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
712 family nurse practitioner records list a practice address in Baltimore
They are 712 of the 35,183 NPPES records with a practice address in Baltimore, and 4,124 family nurse practitioner records in Maryland.
All 4,124 in Maryland → Every provider in Baltimore → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Tyler Cornell, CRNPBaltimore, MD 212241255576724
- Nirali Depasquale, FNPBaltimore, MD 212241255603346
- Kathleen Diamond, CRNPBaltimore, MD 212241962491027
- Alissa Dye, FNPBaltimore, MD 212241255564886
- Faye Feldman, CRNPBaltimore, MD 212241285673053
- Meghan Greeley, FNPBaltimore, MD 212241174826648
- Palmtama Grier, CFNPBaltimore, MD 212241871828319
- Cheryl Harrow, MS, APRNBaltimore, MD 212241881751774
Common questions
What is Olga Agnieszka Lannon, FNP-C, CRNP's NPI number?
Olga Agnieszka Lannon, FNP-C, CRNP's National Provider Identifier (NPI) is 1386272771, issued on Mar 31, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Olga Agnieszka Lannon, FNP-C, CRNP located?
The NPPES record lists a practice address at 3989 Boston St, Baltimore, MD, 21224. Phone: (410) 834-7547. Providers update this record themselves, so call before visiting.
How can I verify Olga Agnieszka Lannon, FNP-C, CRNP's license?
NPPES lists Maryland license number R209342, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
What is Olga Agnieszka Lannon, FNP-C, CRNP's MIPS final score?
The 2023 MIPS final score is 74.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.