MRS. STEPHANIE LYNN HORROCKS CRNP
NPI 1821557414
Nurse Practitioner in Baltimore, MD

Q: What is Stephanie Horrocks's NPI number?

The NPI number for Stephanie Horrocks is 1821557414. It was assigned to this individual provider in the NPPES registry on March 14, 2019.

Q: What is Stephanie Horrocks's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Active since March 14, 2019PECOS EnrolledAccepts Medicare Assignment

5233 KING AVE STE 308, BALTIMORE, MD 21237(410) 780-4050(410) 780-4060 Get Directions Write a Review

NPPES record last updated: August 13, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Aug 13, 2025, Mar 14, 2019 (2 updates tracked since 2019).

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About Mrs. Stephanie Lynn Horrocks Crnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. STEPHANIE LYNN HORROCKS CRNP (NPI 1821557414) is an individual nurse practitioner in Baltimore, Maryland, licensed in Maryland (R149676) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1821557414

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameMRS. STEPHANIE LYNN HORROCKSCredential: CRNP

Location Address5233 KING AVE STE 308Baltimore, MD 21237-4003

Mailing AddressPo Box 749495Atlanta, GA 30374-9495 · (855) 963-2100 · Fax (813) 321-1296

Phone(410) 780-4050

Fax(410) 780-4060

Sole ProprietorYes

Medical School CMSOtherGraduated 2018

Enumeration DateMarch 14, 2019

Last NPPES UpdateAugust 13, 20252 updates tracked since enumeration

NPPES CertifiedAugust 13, 2025

✔ NPI 1821557414 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in MD · R149676

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Also ListedNurse Practitioner · Adult HealthTaxonomy 363LA2200X · License R149676 (MD)

5233 KING AVE STE 308, Baltimore, MD 21237

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mrs. Stephanie Lynn Horrocks Crnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7416288006

PECOS Enrollment IDI20191014000136

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 17

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, darbepoetin alfa, 1 microgram (non-esrd use) J0881

Darbepoetin alfa injection is a medication used to treat anemia (low red blood cell count) often caused by chronic kidney disease or chemotherapy. It works by stimulating your body to produce more red blood cells, helping to increase your energy and well-being.

15,185 services34 patients

Injection, ferric derisomaltose, 10 mg J1437

Ferric derisomaltose is an iron replacement product. It's given as an injection to treat iron deficiency anemia, a condition where the body lacks enough iron. The injection helps increase iron in your body to healthy levels.

11,700 services86 patients

Injection, iron dextran, 50 mg J1750

Iron dextran injection, 50 mg, is a treatment to supplement iron in the body, a crucial element for blood production. It's typically used when oral iron intake is insufficient or not possible. The injection is given by a healthcare professional.

2,720 services93 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

608 services253 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025

A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.

582 services249 patients

Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 96365

This is a procedure where a medical professional inserts a small tube into your vein to deliver medication, nutrients, or fluids directly into your bloodstream. This can be for treatment, prevention, or diagnosis. The process typically takes less than an hour.

271 services188 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

190 services120 patients

Unclassified drugs J3490

Unclassified drugs are medications that don't fit into an existing category or class due to their unique properties or uses. They may be used for various conditions and their effects may differ widely. Always ask your healthcare provider for more information about these drugs.

164 services33 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

157 services55 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

98 services71 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

83 services83 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

63 services63 patients

Injection of additional new drug or substance into vein 96375

This procedure involves introducing a new medication or substance into your bloodstream via a vein. It's typically done using a small needle. The substance can help treat various conditions or assist in diagnostic procedures. It's generally safe and monitored by professionals.

53 services27 patients

Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less 96367

This procedure involves injecting fluids or medication directly into your vein. It's used for treatment, prevention, or diagnosis. An additional sequential infusion may be given within an hour if needed. This helps to ensure the medicine is distributed effectively in your body.

46 services29 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

26 services26 patients

Injection, methylprednisolone sodium succinate, up to 40 mg J2920

Methylprednisolone sodium succinate is a corticosteroid medication, administered via injection. It helps reduce inflammation and immune responses. It's often used to treat conditions like arthritis, allergies, or skin diseases. The dosage is up to 40 mg.

20 services14 patients

Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg J3420

This is a procedure where a small dose of Vitamin B-12, also known as Cyanocobalamin, is injected into your body. This vitamin is essential for nerve function and the production of red blood cells. It's often used to treat vitamin B-12 deficiency.

15 services13 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Johns Hopkins Hospital, The

Acute Care Hospitals · Baltimore, MD

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number210009

Location600 North Wolfe StreetBaltimore, MD 21287 · Baltimore City County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21237 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$94.08 typical visit price

range $60.73 – $183.44

Typical copayment $23.52 (range $15.18 – $45.86)

Most-billed visit code 99203

Established Patient

$106.59 typical visit price

range $19.60 – $149.17

Typical copayment $26.64 (range $4.90 – $37.29)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MICHAEL AUERBACH M.D.

Internal Medicine (Hematology & Oncology)

5233 KING AVE STE 308
BALTIMORE, MD 21237

Baltimore County (410) 780-4050

AMERICAN ONCOLOGY PARTNERS, P.A.

Internal Medicine (Hematology & Oncology)

5233 KING AVE STE 308
BALTIMORE, MD 21237

Baltimore County (410) 780-4050

AUERBACH HEMATOLOGY ONCOLOGY ASSOCIATES P C

Internal Medicine (Hematology & Oncology)

5233 KING AVE STE 308
BALTIMORE, MD 21237

Baltimore County (410) 780-4050

AUERBACH HEMATOLOGY ONCOLOGY ASSOCIATES P C

Pharmacy (Clinic Pharmacy)

5233 KING AVE STE 308
BALTIMORE, MD 21237

Baltimore County (410) 780-4050

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Stephanie Horrocks's NPI number?

The NPI number for Stephanie Horrocks is 1821557414. It was assigned to this individual provider in the NPPES registry on March 14, 2019.

Where is Stephanie Horrocks located?

Stephanie Horrocks practices at 5233 King Ave Ste 308, Baltimore, MD 21237. The listed phone number is (410) 780-4050.

What is Stephanie Horrocks's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Stephanie Horrocks enrolled in Medicare?

Yes. Stephanie Horrocks is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Stephanie Horrocks affiliated with any hospitals?

According to CMS data, Stephanie Horrocks is affiliated with Johns Hopkins Hospital, The.

When was this NPI record last updated?

The NPPES record for Stephanie Horrocks was last updated on August 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.