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NICHOL L O'MARR CRNP
NPI 1598726655
Nurse Practitioner in Catonsville, MD

Active since March 29, 2006PECOS EnrolledAccepts Medicare Assignment
516 N ROLLING RD, SUITE 304, CATONSVILLE, MD 21228(410) 744-0890(410) 744-2007 Get Directions Write a Review

NPPES record last updated: October 17, 2013. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Nichol L O'marr Crnp NPPES

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

NICHOL L O'MARR CRNP (NPI 1598726655) is an individual nurse practitioner in Catonsville, Maryland, licensed in Maryland (R144756) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS, is affiliated with Mercy Medical Center Inc, and is a graduate of Other (2005).

NPPES Registry Identity

NPI1598726655
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameNICHOL L O'MARRCredential: CRNP
Location Address516 N ROLLING RD, SUITE 304Catonsville, MD 21228-4140
Mailing Address1589 Sulphur Spring Rd, Suite 109Baltimore, MD 21227-2542 · (410) 536-5400 · Fax (410) 737-2168
Phone(410) 744-0890
Fax(410) 744-2007
Sole ProprietorNo
Medical School CMSOtherGraduated 2005
Enumeration DateMarch 29, 2006
Last NPPES UpdateOctober 17, 2013
✔ NPI 1598726655 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in MD · R144756
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.
516 N ROLLING RD, Catonsville, MD 21228
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Other Names 1

Former Name (1)Nichol L Milton Crnp

Other Identifiers 3

Medicare UPINQ71421MD
Medicare ID-Type UnspecifiedO208MD
Medicaid008316000MD

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

Nichol L O'marr 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 ID8820093545
PECOS Enrollment IDI20061002000094, I20260205000497
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

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.

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.
75 services61 patients

Hospital Affiliations CMS Care Compare

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

Mercy Medical Center Inc

Acute Care Hospitals · Baltimore, MD
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number210008
Location301 Saint Paul PlaceBaltimore, MD 21202 · Baltimore City County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21228 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 20

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

TRANQUIL MIND L.L.C.
Nurse Practitioner (Psychiatric/Mental Health)
516 N ROLLING RD
CATONSVILLE, MD 21228
Baltimore County (667) 290-5077
CHO C MAUNG MD
Internal Medicine (Hematology & Oncology)
516 N ROLLING RD, STE 301
CATONSVILLE, MD 21228
Baltimore County (410) 788-6603
ALYSSA GREGOR LMSW
Social Worker
516 N ROLLING RD
CATONSVILLE, MD 21228
Baltimore County (410) 572-7981
AADVANCE HOME HEALTH SERVICES, LLC
Nursing Care
516 N ROLLING RD, SUITE# 303
CATONSVILLE, MD 21228
Baltimore County (410) 744-8200
DR. PAUL SANGTAEK YI D.D.S.
Dentist (General Practice)
516 N ROLLING RD, STE 102
BALTIMORE, MD 21228
Baltimore County (410) 744-3446
DR. BAHMAN GUIV DDS
Dentist (General Practice)
516 N ROLLING RD, SUITE 202
CATONSVILLE, MD 21228
Baltimore County (410) 788-8848
DR. DAVID C BASTACKY DMD
Oral & Maxillofacial Surgery
516 N ROLLING RD, SUITE 104
BALTIMORE, MD 21228
Baltimore County (410) 744-4222
CHO C.MAUNG, MD, PA
Internal Medicine (Hematology & Oncology)
516 N ROLLING RD, SUITE 301
CATONSVILLE, MD 21228
Baltimore County (410) 788-6603

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 Nichol O'marr's NPI number?

The NPI number for Nichol O'marr is 1598726655. It was assigned to this individual provider in the NPPES registry on March 29, 2006. The provider is also known as Nichol L Milton Crnp.

Where is Nichol O'marr located?

Nichol O'marr practices at 516 N Rolling Rd Suite 304, Catonsville, MD 21228. The listed phone number is (410) 744-0890.

What is Nichol O'marr's specialty?

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

Is Nichol O'marr enrolled in Medicare?

Yes. Nichol O'marr 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 Nichol O'marr affiliated with any hospitals?

According to CMS data, Nichol O'marr is affiliated with Mercy Medical Center Inc.

When was this NPI record last updated?

The NPPES record for Nichol O'marr was last updated on October 17, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years 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.