Physician Profile
Unclaimed ProfileAbout DO
Based in San Jose, CA, Chistopher Nguyen DO, M.D. is listed in the NPI registry under internal medicine. Chistopher graduated from Texas Tech University Health Science Center School of Medicine in 1994.
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 kind of doctor is Dr. DO?
Dr. DO is an internal medicine in San Jose, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
What is Dr. DO's address?
Dr. DO is listed at 1569 LEXANN AVENUE SUITE 206, San Jose, CA 95121. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. DO?
The number on file is (408) 531-8808. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. DO?
Dr. DO's National Provider Identifier is 1407876659. 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. DO train?
Dr. DO attended Texas Tech University Health Science Center School of Medicine, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. DO have?
Dr. DO has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. DO perform?
According to Medicare billing data, Dr. DO performs procedures including insertion of needle into vein for collection of blood sample and destruction of precancer skin growth, 2-14 growths; reads or performs imaging such as limited ultrasound scan behind abdominal cavity; provides treatments such as osteopathic manipulative treatment, 7-8 body regions and test for allergy using allergenic extract, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. DO's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. DO. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (408) 531-8808
- Email not available
Practice Locations
1569 LEXANN AVENUE SUITE 206
San Jose, CA 95121
Procedures Most Often Billed to Medicare
17,526 services · 4,403 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
512 |
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
91 |
| Limited ultrasound scan behind abdominal cavity | Imaging | 76775 |
511 |
| Osteopathic manipulative treatment, 7-8 body regions | Treatment | 98928 |
2,697 |
| Test for allergy using allergenic extract | Treatment | 95004 |
1,368 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
525 |
| Complete ultrasound study of arm and leg arteries | Treatment | 93923 |
443 |
| Electrocardiogram (ecg) 1 to 3 leads | Treatment | 93041 |
438 |
| Ultrasound study of arm and leg arteries | Treatment | 93922 |
306 |
| Testing of autonomic (sympathetic) nervous system function | Treatment | 95923 |
288 |
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 internal medicines at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
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 — 32 related providers in 4 groups
Other internal medicines in San Jose 8
Same specialty, same city.
Trained at Texas Tech University Health Science Center School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1994 at Texas Tech University Health Science Center School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in CA 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.