Stephanie Lynn Horrocks, CRNP
Nurse Practitioner · Baltimore, MD
Stephanie Lynn Horrocks, CRNP is a nurse practitioner with a practice address in Baltimore, Maryland, and NPI 1821557414, issued on Mar 14, 2019. Check the license (Maryland R149676, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Stephanie Lynn Horrocks
- Credential
- CRNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- R149676 MD
Self-reported in NPPES; status is on the state search - Practice location
- 5233 King Ave Ste 308, Baltimore, MD 21237
- Phone
- (410) 780-4050
- Enumerated
- Mar 14, 2019
- Record last updated
- Aug 13, 2025
- Fax
- (410) 780-4060
- Medicare enrollment
- Enrolled (PECOS I20191014000136); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 1,248 in Maryland → Look up another NPI →
Also registered at 5233 King Ave Ste 308
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Auerbach, M.D.Hematology & Oncology Physician1336199942
Verify Stephanie Lynn Horrocks in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R149676Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average nurse practitioner in 2024
48 Medicare Part D claims for 13 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.
Most prescribed
- Hydroxyurea13 claims
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.
Industry payments in 2024: $3,260.70
123 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 38,884 providers of this specialty with any payment received $791.64 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
- American Oncology Partners PAEaston, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephanie Lynn Horrocks among 1,248 nurse practitioner records in Maryland
Stephanie Lynn Horrocks, CRNP is one of 1,248 nurse practitioner records with a practice address in Maryland. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 59% of them.
- NPI issued2019 · 59% of these records are older, 35% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated2018 · median 2018 among the 655 with a school on file
- Record last updated2025 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
366 nurse practitioner records list a practice address in Baltimore
They are 366 of the 35,183 NPPES records with a practice address in Baltimore, and 1,248 nurse practitioner records in Maryland.
All 1,248 in Maryland → Every provider in Baltimore → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Filissa Caserta, C.R.N.P.Rosedale, MD 212371831148907
- Christine Grap, CRNPBaltimore, MD 212371609425453
- Jeanne Markowski, C.R.N.P.Baltimore, MD 212371447219043
- Gwenneth McPherson, NPBaltimore, MD 212371871894451
- Diane Murphy, C.R.N.P.Baltimore, MD 212371760442743
- Cosette Nickles, C.R.N.P.Baltimore, MD 212371740249366
- Eucharia Nwanegwo, NP-CRosedale, MD 212371861867541
- Tenzin PaldonRosedale, MD 212371285026427
Common questions
What is Stephanie Lynn Horrocks, CRNP's NPI number?
Stephanie Lynn Horrocks, CRNP's National Provider Identifier (NPI) is 1821557414, issued on Mar 14, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Stephanie Lynn Horrocks, CRNP located?
The NPPES record lists a practice address at 5233 King Ave Ste 308, Baltimore, MD, 21237. Phone: (410) 780-4050. Providers update this record themselves, so call before visiting.
How can I verify Stephanie Lynn Horrocks, CRNP's license?
NPPES lists Maryland license number R149676, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Stephanie Lynn Horrocks, CRNP prescribe under Medicare Part D?
In 2024, Stephanie Lynn Horrocks, CRNP had 48 Medicare Part D claims for 13 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.
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.