HOWARD COUNTY CENTER FOR LUNG AND SLEEP MEDICINE LLC
NPI 1154757326
Internal Medicine - Pulmonary Disease in Columbia, MD

Q: What is Howard County Center For Lung And Sleep Medicine LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Active since September 19, 2013CLIA 21D1106158 · Waiver

10910 LITTLE PATUXENT PKWY, 100, COLUMBIA, MD 21044(410) 740-3635(410) 740-1253 Get Directions Write a Review

NPPES record last updated: February 21, 2014. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Howard County Center For Lung And Sleep Medicine Llc NPPES

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

HOWARD COUNTY CENTER FOR LUNG AND SLEEP MEDICINE LLC (NPI 1154757326) is a healthcare organization registered as a pulmonary disease in Columbia, Maryland and active in the NPI registry since September 2013. The organization holds a CLIA Waiver certificate valid through October 6, 2027 and lists Laura A Nyanjom, Administrator, as its authorized official.

NPPES Registry Identity

NPI1154757326

Entity TypeOrganization

Primary Taxonomy207RP1001X

Legal Business NameHOWARD COUNTY CENTER FOR LUNG AND SLEEP MEDICINE LLC

Location Address10910 LITTLE PATUXENT PKWY, 100Columbia, MD 21044-3078

Mailing Address10910 Little Patuxent Pkwy, 100Columbia, MD 21044-3078 · (410) 740-3635 · Fax (410) 740-1253

Phone(410) 740-3635

Fax(410) 740-1253

Organization SubpartNo

Authorized OfficialLaura A NyanjomAdministrator · (410) 740-3635

Enumeration DateSeptember 19, 2013

Last NPPES UpdateFebruary 21, 2014

✔ NPI 1154757326 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RP1001X

Definition

An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

Also ListedInternal MedicineTaxonomy 207R00000X

Also ListedInternal Medicine · Sleep MedicineTaxonomy 207RS0012X

10910 LITTLE PATUXENT PKWY, Columbia, MD 21044

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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-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)

Howard County Center For Lung And Sleep Medicine Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 3 clinicians reassign Medicare billing to Howard County Center For Lung And Sleep Medicine LLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 3 within 10 miles. They are listed nearest first.

Clinicians, nearest first (3)

Kaiser Ahmad, M.D

Sleep Medicine

NPI 1770588832

10910 LITTLE PATUXENT PKWY STE 100
Columbia, MD 21044

(410) 740-3635

✔ PECOS✔ Accepts MedicareSame address

David Nyanjom, M.D.

Pulmonary Disease

NPI 1235134370

10710 CHARTER DRIVE STE 310
Columbia, MD 21044

(410) 997-5944

✔ PECOS✔ Accepts Medicare0.3 mi

Edward Schaefer, MD

Pulmonary Disease

NPI 1275507444

10710 CHARTER DR SUITE 310
Columbia, MD 21044

(410) 997-5944

✔ PECOS✔ Accepts Medicare0.3 mi

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 21D1106158

Howard County Center For Lung And Sleep Medicine LLC · Columbia, MD

Active · expires Oct 6, 2027

CLIA Number21D1106158

Laboratory TypePhysician Office

Certificate Effective DateOctober 7, 2025

Certificate Expiration DateOctober 6, 2027

Laboratory DirectorDavid O. Nyanjom MD

Laboratory Phone(410) 740-3635

Laboratory LocationHoward County Center For Lung And Sleep Medicine LLC8865 Stanford Blvd Ste 201, Columbia, MD 21045

CLIA data matches this NPI record on: Name Phone

This certificate is issued to a laboratory to perform only waived tests.

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 Howard County Center For Lung And Sleep Medicine LLC's NPI number?

The NPI number for Howard County Center For Lung And Sleep Medicine LLC is 1154757326. It was assigned to this organization in the NPPES registry on September 19, 2013.

Where is Howard County Center For Lung And Sleep Medicine LLC located?

Howard County Center For Lung And Sleep Medicine LLC is located at 10910 Little Patuxent Pkwy 100, Columbia, MD 21044. The listed phone number is (410) 740-3635.

What is Howard County Center For Lung And Sleep Medicine LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is Howard County Center For Lung And Sleep Medicine LLC enrolled in Medicare?

Yes. Howard County Center For Lung And Sleep Medicine LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Howard County Center For Lung And Sleep Medicine LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Howard County Center For Lung And Sleep Medicine LLC, in Pulmonary Disease and Sleep Medicine. 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. Of these, 1 practice at this address and 3 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Howard County Center For Lung And Sleep Medicine LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 21D1106158) is associated with this NPI, valid through October 6, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Howard County Center For Lung And Sleep Medicine LLC was last updated on February 21, 2014. 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.