YASSER H. OUSMAN MD – NPI #1801845284
Internal Medicine

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

Health Care Provider Taxonomy Code for Internal Medicine

YASSER OUSMAN is a physician located in FAIRFAX, VA. NPPES has assigned the NPI number 1801845284 to YASSER OUSMAN on May 10, 2006. It is a Type-1 NPI, indicating this NPI number is associated with an individual. According to the NPI Registry, there are 7 additional location(s) assigned to this provider which are listed below. The primary taxonomy selected by this provider is 207RE0101X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism

The NPI profile was last updated on Aug 05, 2025. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for YASSER OUSMAN below.

NPI Profile for
YASSER H. OUSMAN

NPI Number
1801845284
Enumeration Date

(more than 20 years ago)
Entity Type
Type-1  Individual (Male)
Legal Name
YASSER H. OUSMAN
Credentials
MD
Primary location
2740 PROSPERITY AVE STE 200
FAIRFAX, VA 22031-4354
Phone: (571) 623-3480 Fax: (703) 204-9006
7 Other location(s):
88 Hospital Rd Fl 2
Brookville, PA 15825-1368
Phone: (814) 375-4089
Fax: (814) 375-4067
354 Alexander Spring Road
WellSpan Endocrinology
Carlisle, PA 17015-7451
Phone: (717) 217-6820
12 St Paul Drive
WellSpan Endocrinology
Chambersburg, PA 17201
Phone: (717) 217-6820
145 Hospital Ave Ste 101
Du Bois, PA 15801-1463
Phone: (814) 375-4089
Fax: (814) 375-4067
24 Antrim Commons Drive
WellSpan Endocrinology
Greencastle, PA 17225-1623
Phone: (717) 217-6820
21911 Route 119
Punxsutawney, PA 15767-7922
Phone: (814) 375-4089
Fax: (814) 375-4067
601 East Main Street
N/A
Waynesboro, PA 17268-2332
Phone: (717) 217-6820
Mailing address
Same as primary location
Sole Proprietor
Yes
Updated
Certification Date
Aug 05, 2025

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Identifiers

Identifiers for YASSER OUSMAN

Identifiers are used to associate other provider identifiers such as Medicaid or other insurers (ie:, Blue Cross, Blue Shield, Aetna, Kaiser-Permanente, etc.), with their NPI number. These identifiers can be used in matching an NPI number to an insurer's records. However, not all providers have such numbers and not all providers choose to include them in their NPI information.

DescriptionIssuerStateIdentifier
medicaidDC025800300
medicaidMD697102400
medicaidPA104059528
medicaidVA5863368
Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207RE0101X
- Internal Medicine / Endocrinology, Diabetes & Metabolism (Primary)		 DC MD31598

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.

Endpoint

Health Information Exchange (HEI)

HEI is the mobilization of health care information electronically across organizations within a region, community or hospital system. Endpoints provide a simple and secure way for participants to send authenticated, encrypted health information directly to known, trusted recipients over the internet such as primary care physicians, specialists, hospitals, labs, etc.

Endpoint
[email protected]
Endpoint type
Direct Messaging Address
Endpoint Description
HEALTH INFORMATION EXCHANGE
Content Type
OTHER
Affiliation
Y
Endpoint Location
3300 GALLOWS RD,
FALLS CHURCH, VA 77025-1669

Additional Information

Offers Telehealth Services
Yes - Telehealth services allows you to talk to your health care provider using audio/video communications, such as Zoom, without actually going in to the doctor's office
Accepts Medicare
This provider accepts Medicare-approved amount as payment in full. The Medicare-approved amount is the total the provider can be paid. When a provider accepts the Medicare-approved amount as payment, you won't be billed for more than the Medicare deductible & coinsureance.
Medicare Ordering & Referring
Provider can:
  • Refer to Part B
  • Order Durable Medical Equipment
  • Refer to Home Health Agency
  • Order Power Mobility Devices
Affiliations
YASSER OUSMAN is affiliated with the following medical group(s):
  • HOSPITAL
    • WELLSPAN CHAMBERSBURG HOSPITAL
      112 NORTH SEVENTH STREET
      CHAMBERSBURG, PA 17201
    • WELLSPAN WAYNESBORO HOSPITAL
      501 EAST MAIN ST
      WAYNESBORO, PA 17268

Why is my NPI data (personal information) being displayed publicly?
If you have an active NPI profile, your profile is required to be disclosed according to the FOIA and eFOIA. HIPAA also requires covered providers to share their NPI with other providers, health plans, clearinghouses and any entity that may need it for billing purposes.

How do I correct or change the NPI data displayed here?
At any time, providers can make changes to their NPI profile at NPPES. Login to NPPES to make changes online or call (800) 465-3203 for assistance. Changes made at NPPES will be reflected on this web site within a few days.

Can I hide my NPI profile from the public?
Unfortunately, No. The NPPES discloses health care provider data under the Freedom of Information Act to the public, which means anyone may request such information directly from the National Plan & Provider Enumeration System. See the complete CMS Data Dissemination Notice here.