GREATER BALTIMORE MEDICAL CENTER, INC.
NPI 1437034667
Internal Medicine - Pulmonary Disease in Baltimore, MD

Active since August 07, 2025
6565 N CHARLES ST STE 411, BALTIMORE, MD 21204(443) 849-3901 Get Directions Write a Review

NPPES record last updated: December 15, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 15, 2025, Aug 12, 2025, Aug 7, 2025 (3 updates tracked since 2025).

About Greater Baltimore Medical Center, Inc. NPPES

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

GREATER BALTIMORE MEDICAL CENTER, INC. (NPI 1437034667), doing business as Gbmc Pulmonary & Sleep Medicine, is a healthcare organization registered as a pulmonary disease in Baltimore, Maryland and active in the NPI registry since August 2025. The organization lists Joshua Campbell, Interim Evp & Cfo, as its authorized official.

NPPES Registry Identity

NPI1437034667
Entity TypeOrganization
Primary Taxonomy207RP1001X
Legal Business NameGREATER BALTIMORE MEDICAL CENTER, INC.
Location Address6565 N CHARLES ST STE 411Baltimore, MD 21204-5803
Mailing Address6701 N Charles St, So Chapman Bldg, Ste 102Baltimore, MD 21204
Organization SubpartNo
Authorized OfficialJoshua CampbellInterim Evp & Cfo · (443) 849-3844
Enumeration DateAugust 7, 2025
Last NPPES UpdateDecember 15, 20253 updates tracked since enumeration
NPPES CertifiedDecember 15, 2025
✔ NPI 1437034667 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ 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 Medicine · Critical Care MedicineTaxonomy 207RC0200X
Also ListedInternal Medicine · Sleep MedicineTaxonomy 207RS0012X
Also ListedPsychiatry & Neurology · Sleep MedicineTaxonomy 2084S0012X
6565 N CHARLES ST STE 411, Baltimore, MD 21204

Other Names 2

Doing Business AsGbmc Pulmonary & Sleep Medicine
Other NamePulmonary Medicine At Gbmc

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)

Greater Baltimore Medical Center, Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

443

Medicare enrollment records show 443 clinicians reassign Medicare billing to Greater Baltimore Medical Center, Inc., which bills Medicare for the services they deliver. Of these, 42 practice at this address and 326 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 38

Nurse Practitioner92
Hospitalist50
Internal Medicine40
Family Practice29
Otolaryngology26
Obstetrics/Gynecology23
Critical Care (Intensivists)21
Cardiovascular Disease (Cardiology)16
30 other specialties146

Nearest to this location (20)

See all 443
Qualified Audiologist
NPI 1750309340
6565 N CHARLES ST STE 601
Baltimore, MD 21204
(410) 821-5151
✔ Accepts MedicareSame address
Pulmonary Disease
NPI 1184777104
6565 N. CHARLES ST PPE 411
Towson, MD 21204
(443) 849-3901
✔ PECOS✔ Accepts MedicareSame address
General Surgery
NPI 1124433719
6565 N CHARLES ST STE 501
Baltimore, MD 21204
(443) 849-3779
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1457312761
6565 N CHARLES ST SUITE 203
Baltimore, MD 21204
(443) 849-3760
✔ PECOS✔ Accepts MedicareSame address
Critical Care (Intensivists)
NPI 1770608887
6565 N CHARLES ST STE 411
Baltimore, MD 21204
(443) 849-3901
✔ PECOS✔ Accepts MedicareSame address
Pulmonary Disease
NPI 1871082099
6565 N CHARLES ST STE 411
Baltimore, MD 21204
(410) 849-3901
✔ PECOS✔ Accepts MedicareSame address
Gastroenterology
NPI 1861989600
6565 N CHARLES ST STE 412
Towson, MD 21204
(443) 849-3400
✔ PECOS✔ Accepts MedicareSame address
Obstetrics/Gynecology
NPI 1578576054
6565 N CHARLES ST SUITE 406
Baltimore, MD 21204
(443) 849-2568
✔ PECOS✔ Accepts MedicareSame address
Hospitalist
NPI 1487615993
6565 N CHARLES ST STE 203
Baltimore, MD 21204
(443) 849-3760
✔ PECOS✔ Accepts MedicareSame address
Obstetrics/Gynecology
NPI 1972949584
6565 N CHARLES ST STE 406
Baltimore, MD 21204
(443) 849-2568
✔ PECOS✔ Accepts MedicareSame address
Gastroenterology
NPI 1790199651
6565 N CHARLES ST
Baltimore, MD 21204
(443) 849-3400
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1922735265
6565 N CHARLES ST STE 203
Towson, MD 21204
(443) 849-3760
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1336022417
6565 N CHARLES ST
Towson, MD 21204
(443) 849-3400
✔ PECOS✔ Accepts MedicareSame address
Critical Care (Intensivists)
NPI 1104862572
6565 N CHARLES ST STE 411
Towson, MD 21204
(443) 849-3901
✔ PECOS✔ Accepts MedicareSame address
Otolaryngology
NPI 1982625109
6565 N CHARLES ST
Baltimore, MD 21204
(410) 821-5151
✔ PECOS✔ Accepts MedicareSame address
Qualified Audiologist
NPI 1023740917
6565 N CHARLES ST STE 601
Baltimore, MD 21204
(410) 821-5151
✔ Accepts MedicareSame address
Family Practice
NPI 1295773141
6565 N CHARLES ST STE 411
Baltimore, MD 21204
(443) 849-2707
✔ PECOS✔ Accepts MedicareSame address
Orthopedic Surgery
NPI 1205826807
6565 N CHARLES ST SUITE 606
Baltimore, MD 21204
(443) 849-3838
✔ PECOSSame address
Sleep Medicine
NPI 1942599568
6565 N CHARLES ST STE 411
Towson, MD 21204
(443) 849-3901
✔ PECOS✔ Accepts MedicareSame address
Registered Dietitian or Nutrition Professional
NPI 1750472031
6565 N CHARLES ST STE 507
Baltimore, MD 21204
(443) 849-2036
Same address
See all 443 clinicians

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 Greater Baltimore Medical Center, Inc.'s NPI number?

The NPI number for Greater Baltimore Medical Center, Inc. is 1437034667. It was assigned to this organization in the NPPES registry on August 7, 2025. The provider is doing business as GBMC Pulmonary & Sleep Medicine. The provider is also known as Pulmonary Medicine at GBMC.

Where is Greater Baltimore Medical Center, Inc. located?

Greater Baltimore Medical Center, Inc. is located at 6565 N Charles St Ste 411, Baltimore, MD 21204. The listed phone number is (443) 849-3901.

What is Greater Baltimore Medical Center, Inc.'s specialty?

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

Is Greater Baltimore Medical Center, Inc. enrolled in Medicare?

Yes. Greater Baltimore Medical Center, Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Greater Baltimore Medical Center, Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 443 clinicians in 38 Medicare specialties reassign their Medicare billing to Greater Baltimore Medical Center, Inc.. 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 (92), Hospitalist (50) and Internal Medicine (40). Of these, 42 practice at this address and 326 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 Greater Baltimore Medical Center, Inc. was last updated on December 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.