Shannon Kristine Nagy, CRNP
Acute Care Nurse Practitioner · Baltimore, MD
Shannon Kristine Nagy, CRNP is an acute care nurse practitioner with a practice address in Baltimore, Maryland, and NPI 1558587840, issued on Apr 17, 2007. Check the license (Maryland R150249, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Shannon Kristine Nagy
- Credential
- CRNP
- Primary taxonomy
- Acute Care Nurse Practitioner 363LA2100X
- License number
- R150249 MD
Self-reported in NPPES; status is on the state search - Practice location
- 29 S Greene St, Baltimore, MD 21201
- Phone
- (410) 328-0350
- Enumerated
- Apr 17, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (410) 328-6878
- Medicare enrollment
- Enrolled (PECOS I20090113000079); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest acute care nurse practitioner records → All 755 in Maryland → Look up another NPI →
Also registered at 29 S Greene St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Shannon Kristine Nagy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R150249Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024
18 Medicare Part D claims, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 89.3 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).
Industry payments in 2024: $16.58
1 payment: food and beverage; the largest payer was Kiniksa Pharmaceuticals International, plc. The 10,984 providers of this specialty with any payment received $647.94 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- University OF Maryland St Joseph Medical Group LLCTowson, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Shannon Kristine Nagy among 755 acute care nurse practitioner records in Maryland
Shannon Kristine Nagy, CRNP is one of 755 acute care nurse practitioner records with a practice address in Maryland. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 5% of them.
- NPI issued2007 · 5% of these records are older, 87% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2005 · median 2017 among the 494 with a school on file
- Record last updated2007 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
423 acute care nurse practitioner records list a practice address in Baltimore
They are 423 of the 35,183 NPPES records with a practice address in Baltimore, and 755 acute care nurse practitioner records in Maryland.
All 755 in Maryland → Every provider in Baltimore → Acute Care Nurse Practitioner nationwide →
The 8 acute care nurse practitioner records with the nearest ZIP codes
- Michelle Agostini, NPBaltimore, MD 212011346467610
- Lynn Dees, CRNPBaltimore, MD 212011265412316
- P Frawley, ACNPBaltimore, MD 212011215147814
- Colleen Gaffney, CRNPBaltimore, MD 212011295957579
- T. Nicole Kelley, RN, MS, CRNPBaltimore, MD 212011932241981
- Lou-Ellen Lallier, CRNPBaltimore, MD 212011649480096
- Benjamin Laughton, CRNPBaltimore, MD 212011902016512
- Melinda Lebrun, CRNPBaltimore, MD 212011639395932
Common questions
What is Shannon Kristine Nagy, CRNP's NPI number?
Shannon Kristine Nagy, CRNP's National Provider Identifier (NPI) is 1558587840, issued on Apr 17, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Shannon Kristine Nagy, CRNP located?
The NPPES record lists a practice address at 29 S Greene St, Baltimore, MD, 21201. Phone: (410) 328-0350. Providers update this record themselves, so call before visiting.
How can I verify Shannon Kristine Nagy, CRNP's license?
NPPES lists Maryland license number R150249, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Shannon Kristine Nagy, CRNP prescribe under Medicare Part D?
In 2024, Shannon Kristine Nagy, CRNP had 18 Medicare Part D claims; the average among acute care nurse practitioner prescribers was 594. Part D covers Medicare prescriptions only.
What is Shannon Kristine Nagy, CRNP's MIPS final score?
The 2023 MIPS final score is 89.3 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.