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NURSE PRACTITIONER ON CALL LLC
NPI 1992245559
Clinic/Center - Mental Health (Including Community Mental Health Center) in Baltimore, MD

Active since March 01, 2017
1800 N CHARLES ST STE 808, BALTIMORE, MD 21201(240) 898-1810(240) 493-8657 Get Directions Write a Review

NPPES record last updated: April 14, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 14, 2026, Jul 17, 2020, Jan 28, 2019 and 3 more (6 updates tracked since 2017).

About Nurse Practitioner On Call Llc NPPES

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

NURSE PRACTITIONER ON CALL LLC (NPI 1992245559) is a healthcare organization registered as a mental health (including community mental health center) in Baltimore, Maryland and active in the NPI registry since March 2017. The organization maintains a secondary practice location in Laurel and lists Kelvinda Kamara, Pmhnp-bc, Fnp-bc Provider, as its authorized official.

NPPES Registry Identity

NPI1992245559
Entity TypeOrganization
Primary Taxonomy261QM0801X
Legal Business NameNURSE PRACTITIONER ON CALL LLC
Location Address1800 N CHARLES ST STE 808Baltimore, MD 21201-5999
Mailing Address1800 N Charles St Ste 808Baltimore, MD 21201-5999 · (240) 898-1810 · Fax (240) 493-8657
Phone(240) 898-1810
Fax(240) 493-8657
Organization SubpartNo
Authorized OfficialKelvinda KamaraPmhnp-bc, Fnp-bc Provider · (240) 898-1810
Enumeration DateMarch 1, 2017
Last NPPES UpdateApril 14, 20266 updates tracked since enumeration
NPPES CertifiedApril 14, 2026
✔ NPI 1992245559 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyClinic/Center · Mental Health (Including Community Mental Health Center)Ambulatory Health Care Facilities
Taxonomy Code261QM0801X
Also ListedNurse Practitioner · Psychiatric/Mental HealthTaxonomy 363LP0808X
1800 N CHARLES ST STE 808, Baltimore, MD 21201
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Secondary Practice Location 1

Location 17903 Orion Cir, D234Laurel, MD 20724-3101 · Phone (240) 898-1810 ext. 101 · Fax (240) 493-8657

Other Identifiers 1

Medicaid585449100MD

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nurse Practitioner On Call Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

6

Medicare enrollment records show 6 clinicians reassign Medicare billing to Nurse Practitioner On Call LLC, which bills Medicare for the services they deliver. Of these, 3 practice at this address and 5 within 10 miles. They are listed nearest first.

Clinicians, nearest first (6)

Stella Nkwocha, CRNP, FNP, PMHNP
Nurse Practitioner
NPI 1487296828
1800 N CHARLES ST
Baltimore, MD 21201
(667) 205-1350
✔ PECOS✔ Accepts MedicareSame address
Kelvinda Kamara, FNP-BC, PMHNP-BC
Nurse Practitioner
NPI 1851641955
1800 N CHARLES ST STE 804
Baltimore, MD 21201
(443) 873-8479
✔ PECOS✔ Accepts MedicareSame address
Ikechukwu Obiora, CRNP-PMH
Nurse Practitioner
NPI 1598418956
1800 N CHARLES ST STE 804
Baltimore, MD 21201
(240) 898-1810
✔ PECOS✔ Accepts MedicareSame address
Cecilia Ebot
Nurse Practitioner
NPI 1609571942
6501 N CHARLES ST
Towson, MD 21204
(410) 938-4006
✔ PECOS✔ Accepts Medicare5.5 mi
Andrew Rudo, M.D.
Psychiatry
NPI 1124047238
120 SISTER PIERRE DR STE 407
Towson, MD 21204
(443) 279-2000
✔ PECOS✔ Accepts Medicare5.5 mi
Shayna Greenblat
Clinical Social Worker
NPI 1720629256
8950 STATE ROUTE 108 STE 100
Columbia, MD 21045
(410) 630-7140
✔ PECOS✔ Accepts Medicare12 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Nurse Practitioner On Call LLC's NPI number?

The NPI number for Nurse Practitioner On Call LLC is 1992245559. It was assigned to this organization in the NPPES registry on March 1, 2017.

Where is Nurse Practitioner On Call LLC located?

Nurse Practitioner On Call LLC is located at 1800 N Charles St Ste 808, Baltimore, MD 21201. The listed phone number is (240) 898-1810.

What is Nurse Practitioner On Call LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Mental Health (Including Community Mental Health Center), with taxonomy code 261QM0801X.

Is Nurse Practitioner On Call LLC enrolled in Medicare?

Yes. Nurse Practitioner On Call LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Nurse Practitioner On Call LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 6 clinicians in 3 Medicare specialties reassign their Medicare billing to Nurse Practitioner On Call LLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Nurse Practitioner (4), Clinical Social Worker (1) and Psychiatry (1). Of these, 3 practice at this address and 5 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Nurse Practitioner On Call LLC was last updated on April 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.