Quick answers
- Does Nichol Omarr accept Medicare assignment?
- Yes. Medicare's clinician data says Nichol Omarr accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Nichol Omarr see?
- In 2024, CMS data shows 85 Original Medicare patients and 168 services for Nichol Omarr. This counts Original Medicare only and measures volume, not quality.
- What is Nichol Omarr's NPI number?
- 1598726655. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Nichol Omarr, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 85 |
|---|---|
| Services billed to Medicare | 168 |
| Different services or procedures | 13 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)75 services
- Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)23 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease75%
- Diabetes69%
- Arthritis49%
- Heart failure46%
Hospitals where Nichol Omarr works
Medicare's Facility Affiliation Data lists Nichol Omarr at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Mercy Medical Center IncBaltimore, MD · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 210008
Practice locations
Addresses where Nichol Omarr is enrolled with Medicare (CMS data updated October 2, 2026).
- 14500 Laurel PlLaurel, MD 20707 (301) 497‑5454
- 301 Saint Paul St, Suite 605Baltimore, MD 21202 (410) 332‑1111
- 516 N Rolling Rd, Suite 304Catonsville, MD 21228 (410) 744‑0890
- 7140 Contee Rd, Suite 1100Laurel, MD 20707 (202) 853‑0207
Group practices
Medicare enrollment lists Nichol Omarr as a member of this group (CMS data updated October 2, 2026).
- Mid-Atlantic Nephrology Associates PA61 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Laurel
Clinicians with the same Medicare primary specialty in Laurel, MD — not a recommendation.
Other clinicians in Mid-Atlantic Nephrology Associates PA
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2005 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1598726655 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians