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Edit this profileAt a glance
- 1411 E 31St St Fl A2, Oakland, CA 94602
About Jenna Chen
Based in Oakland, CA, Jenna Chen is listed in the NPI registry under internal medicine. Jenna graduated from Touro Un College of Osteopathic Medicine, Vallejo in 2020. Jenna is also listed as specializing in student in an organized health care education program. Medicare claims data shows Jenna provided 174 services to 112 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and hospital discharge day management, 30 minutes or less. NPI 1689294001 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (510) 437-5039
- Email not available
Practice Locations
1411 E 31ST ST FL A2
Oakland, CA 94602
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
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive and evaluation
- Medication management
- Post-hospital transitional care
Screening and diagnostic testing
Bones & Joints
Brain and nerves
Cancer screening
- Colon Cancer Screening Referral
- Mammogram Referral
Digestive
Exams & Consultations
Heart & Circulation
Heart health
- Cardiac Stress Test Referral
Imaging referral
- Abdominal Ultrasound Referral
Immunizations
Lab tests
Lungs & Breathing
- At-Home Sleep Study Order
Metabolic & Weight
- Weight Loss Injections and Medication
Minor procedures
Office procedures
Office Procedures
- Skin Tag and Mole Removal
- Vitamin B12 Injections
- Wart Removal
Pain management
Preventive & Routine Care
Screenings & Diagnostics
- Bone Density Scan Referral
- Diabetes Screening and A1C Test
Sexual health
Procedures Most Often Billed to Medicare
174 services · 112 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
92 | As often as other peers in Internal Medicine |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
38 | Less often than most peers in Internal Medicine |
| Hospital discharge day management, 30 minutes or less | Office visit | 99238 |
18 | Less often than most peers in Internal Medicine |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
15 | Less often than most peers in Internal Medicine |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
11 | 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 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 5
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 — 22 related providers in 3 groups
Other internists in Oakland 8
Same specialty, same city.
Trained at Touro Un College of Osteopathic Medicine, Vallejo 8
Other providers in the same specialty who trained at the same institution.
Class of 2020 at Touro Un College of Osteopathic Medicine, Vallejo 6
Providers who graduated from the same medical school in the same year.
Common questions
What does Jenna Chen specialize in?
Jenna Chen is an internist in Oakland, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where is Jenna Chen located?
Jenna Chen is listed at 1411 E 31St St Fl A2, Oakland, CA 94602. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Jenna Chen's phone number?
The number on file is (510) 437-5039. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Jenna Chen?
Jenna Chen's National Provider Identifier is 1689294001. 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 Jenna Chen train?
Jenna Chen attended Touro Un College of Osteopathic Medicine, Vallejo, graduating in 2020. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Jenna Chen have?
Jenna Chen has 6 years experience. Calculated from a graduation year of 2020, reported in the CMS National Downloadable File.
CMS public data
What does Jenna Chen do most often?
According to Medicare billing data, Jenna Chen the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Jenna Chen's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Jenna Chen. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.