Physician Profile
Unclaimed ProfileAbout MAJOR
Mark Ammaan Major, M.D. practises family practice in Silver Spring, MD. Mark is a 2004 graduate of Howard University College of Medicine. Mark is also listed as specialising in family medicine and urgent care clinic.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Major specialise in?
Dr. Major is a family practice in Silver Spring, MD. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “FAMILY PRACTICE”.
NPI registry
Where is Dr. Major located?
Dr. Major is listed at 1300 SPRING STREET SUITE 122, Silver Spring, MD 20910. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Major's phone number?
The number on file is (301) 585-1833. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Major?
Dr. Major's National Provider Identifier is 1407032485. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Major go to medical school?
Dr. Major attended Howard University College of Medicine, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Major have?
Dr. Major has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Major do most often?
According to Medicare billing data, Dr. Major provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and ultrasound study of arm and leg arteries, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Major's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Major. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (301) 585-1833
- Email not available
Practice Locations
1300 SPRING STREET SUITE 122
Silver Spring, MD 20910
Procedures Most Often Billed to Medicare
3,897 services · 1,465 patients · 22 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
80 |
| Ultrasound study of arm and leg arteries | Treatment | 93922 |
37 |
| Complete ultrasound study of arm and leg arteries | Treatment | 93923 |
25 |
| Detection test by nucleic acid for organism, amplified probe technique | Lab test | 87798 |
1,898 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
503 |
| Detection test for candida species (yeast), amplified probe technique | Lab test | 87481 |
290 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
195 |
| Detection test by nucleic acid for staphylococcus aureus, methicillin resistant (mrsa bacteria), amplified probe technique | Lab test | 87641 |
146 |
| Detection test by nucleic acid for vancomycin resistance strep (vre), amplified probe technique | Lab test | 87500 |
146 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
133 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other family practices in Silver Spring 8
Same specialty, same city.
Trained at Howard University College of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2004 at Howard University College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 8
Providers in MD who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.