DR. LAURA COWEN M.D.
NPI 1457514333
Internal Medicine - Endocrinology, Diabetes & Metabolism in Baltimore, MD
About Dr. Laura Cowen M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. LAURA COWEN M.D. (NPI 1457514333) is an individual endocrinology, diabetes & metabolism provider in Baltimore, Maryland, licensed in Maryland (D74749) and active in the NPI registry since July 2008. She is enrolled in Medicare PECOS and is a graduate of Tufts University School Of Medicine (2008).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Laura Cowen M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Laura Cowen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21239
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 3,530 clinicians in this Medicare group
Washington, DC 20007
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- Also billed through NPI 1891797148 (Maryland)
- 861 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 6
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21218 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 4
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
BALTIMORE, MD 21218
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 Laura Cowen's NPI number?
The NPI number for Laura Cowen is 1457514333. It was assigned to this individual provider in the NPPES registry on July 9, 2008.
Where is Laura Cowen located?
Laura Cowen practices at 200 E 33rd St 33rd Street Professional Building, Suite 551, Baltimore, MD 21218. The listed phone number is (410) 554-4511.
What is Laura Cowen's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.
Is Laura Cowen enrolled in Medicare?
Yes. Laura Cowen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Laura Cowen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Laura Cowen reassigns Medicare benefits to 2 organizations: Medstar Medical Group II LLC (Baltimore, MD) and Mgmc LLC (Washington, DC). Each 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 Laura Cowen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Laura Cowen was last updated on September 5, 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.
# Dr. Laura Cowen, M.D. · NPI 1457514333
Endocrinology, Diabetes & Metabolism physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since July 9, 2008.
## Identity
- **NPI:** 1457514333 (Entity type: Individual)
- **Enumerated:** July 9, 2008
- **Primary specialty:** Internal Medicine - Endocrinology, Diabetes & Metabolism · taxonomy 207RE0101X
- **State license:** D74749 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 E 33RD ST, 33RD STREET PROFESSIONAL BUILDING, SUITE 551, Baltimore, MD 21218-3322
- **Phone:** (410) 554-4511
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Medstar Medical Group II LLC (NPI 1184046187, Baltimore, MD); Mgmc LLC (NPI 1316949654, Washington, DC) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Tufts University School Of Medicine, class of 2008
## Record status
- **NPPES last updated:** September 5, 2014
- **Other identifiers:** Medicare PIN 259826ZA84; Other G4810011; Medicaid 060053900 (MD); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1457514333) · Data from the CMS NPPES public registry.