Physician Profile
Andrew L. Wong, M.D.
Unclaimed ProfileAbout Dr. Wong
Andrew L. Wong, M.D. is a healthcare provider in Bethesda, MD specializing in internal medicine. According to Medicare claims data, Andrew cared for 1,352 Medicare patients across 4,611 services. The services billed most often include prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or, established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (301) 602-5025
- Email not available
Practice Locations
4701 SANGAMORE RD STE N270
Bethesda, MD 20816
11325 Seven Locks Rd Ste N290
Potomac, MD 20854
Conditions Commonly Evaluated or Treated
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
- High blood pressure
- High cholesterol
Digestive and liver
- Acid reflux
- Fatty liver disease
- IBS
Endocrine, blood, and bone
- Gout
Infectious disease
Kidney and urinary
- Chronic kidney disease
- Enlarged prostate
Respiratory
- Acute bronchitis
- Asthma
- COPD
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
- Generalized anxiety disorder
- Insomnia and Sleep Problems
Neurologic and behavioral
- Depression
- Migraines
Pain
- Back pain
Rheumatologic and pain
- Osteoarthritis
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive and evaluation
Screening and diagnostic testing
- EKG
- Spirometry
Bones & Joints
Brain and nerves
Cancer screening
Digestive
Exams & Consultations
- Pre-Op Clearance Exam
Heart & Circulation
- Blood Pressure Check
- Heart monitor
Heart health
Imaging referral
Immunizations
- Tetanus shot
Lab tests
Lungs & Breathing
- At-Home Sleep Study Order
Metabolic & Weight
Minor procedures
- Ingrown toenail removal
- Suture removal
Office procedures
- Cryotherapy for skin lesions
- Earwax removal
- Incision and drainage of an abscess
- Skin biopsy
Office Procedures
- Skin Tag and Mole Removal
- Vitamin B12 Injections
- Wart Removal
Pain management
Preventive & Routine Care
- Smoking cessation counseling
Screenings & Diagnostics
Sexual health
Procedures Most Often Billed to Medicare
4,611 services · 1,352 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of additional new drug or substance into vein | Treatment | 96375 |
454 | More often than most peers in Internal Medicine |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
282 | More often than most peers in Internal Medicine |
| Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less | Treatment | 96367 |
241 | More often than most peers in Internal Medicine |
| Ultrasound study of arm and leg arteries | Treatment | 93922 |
132 | More often than most peers in Internal Medicine |
| Infusion into a vein for therapy, prevention, or diagnosis concurrent with another infusion | Treatment | 96368 |
99 | Too few peers to compare |
| Infusion into a vein for therapy, prevention, or diagnosis, each additional hour | Treatment | 96366 |
55 | Less often than most peers in Internal Medicine |
| Evaluation of neuropsychological test, first hour | Treatment | 96132 |
18 | Less often than most peers in Internal Medicine |
| Administration of psychological or neuropsychological test, first 30 minutes | Treatment | 96136 |
17 | Less often than most peers in Internal Medicine |
| Administration of psychological or neuropsychological test, each additional 30 minutes | Treatment | 96137 |
16 | Less often than most peers in Internal Medicine |
| Administration of psychological or neuropsychological test by technician, first 30 minutes | Treatment | 96138 |
13 | Less often than most peers in Internal Medicine |
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.
Other internists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 15 related providers in 2 groups
Other internists in Bethesda 7
Same specialty, same city.
Also performs Injection of additional new drug or substance into vein 8
Providers in MD who bill this service to Medicare most often.
Common questions
What does Andrew L. Wong specialize in?
Andrew L. Wong is an internist in Bethesda, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where is Andrew L. Wong located?
Andrew L. Wong is listed at 4701 Sangamore Rd Ste N270, Bethesda, MD 20816. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Andrew L. Wong's phone number?
The number on file is (301) 602-5025. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Andrew L. Wong's NPI number?
Andrew L. Wong's National Provider Identifier is 1639213150. 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
How long has Andrew L. Wong been practicing?
Andrew L. Wong has 19+ years experience. Registered with an NPI since 2007. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What does Andrew L. Wong do most often?
According to Medicare billing data, Andrew L. Wong provides treatments such as injection of additional new drug or substance into vein and infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Andrew L. Wong confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Andrew L. Wong. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.