Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. WARREN ROTHMAN I
NPI 1336135748
Otolaryngology in Baltimore, MD

Active since September 21, 2005PECOS Enrolled
7505 OSLER DR, SUITE 507, BALTIMORE, MD 21204(410) 296-0540(410) 296-0541 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Warren Rothman I NPPES

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

DR. WARREN ROTHMAN I (NPI 1336135748) is an individual otolaryngology provider in Baltimore, Maryland, licensed in Maryland (D0022009) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1336135748
Entity TypeIndividualMale
Primary Taxonomy207Y00000X
Provider Legal NameDR. WARREN ROTHMAN I
Location Address7505 OSLER DR, SUITE 507Baltimore, MD 21204-7736
Mailing Address7505 Osler Dr, Suite 507Baltimore, MD 21204-7736 · (410) 296-0540 · Fax (410) 296-0541
Fax(410) 296-0541
Sole ProprietorNo
Enumeration DateSeptember 21, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1336135748 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians
Taxonomy Code207Y00000X
License Licensed in MD · D0022009
Definition
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.
7505 OSLER DR, Baltimore, MD 21204

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. Warren Rothman I is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21204 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
$139.05 typical visit price
range $60.73 – $183.44
Typical copayment $34.76 (range $15.18 – $45.86)
Most-billed visit code 99204
Established Patient
$75.47 typical visit price
range $19.60 – $149.17
Typical copayment $18.86 (range $4.90 – $37.29)
Most-billed visit code 99213
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.

Internal Medicine
7505 OSLER DR, SUITE 308
TOWSON, MD 21204
Orthopaedic Surgery
7505 OSLER DR, SUITE 104
TOWSON, MD 21204
Pediatrics
7505 OSLER DR, SUITE 207
BALTIMORE, MD 21204
Pharmacist
7505 OSLER DR, #102
TOWSON, MD 21204
Pharmacist
7505 OSLER DR
TOWSON, MD 21204
Internal Medicine (Cardiovascular Disease)
7505 OSLER DR
TOWSON, MD 21204
Anesthesiology
7505 OSLER DR
TOWSON, MD 21204
Internal Medicine (Hematology & Oncology)
7505 OSLER DR, SUITE 302
TOWSON, MD 21204

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 Warren Rothman's NPI number?

The NPI number for Warren Rothman is 1336135748. It was assigned to this individual provider in the NPPES registry on September 21, 2005.

Where is Warren Rothman located?

Warren Rothman practices at 7505 Osler Dr Suite 507, Baltimore, MD 21204. The listed phone number is (410) 296-0540.

What is Warren Rothman's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

Is Warren Rothman enrolled in Medicare?

Yes. Warren Rothman is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Warren Rothman was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 40 days 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.