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Edit this profileAt a glance
- 1850 S Azusa Ave, Suite 102, Hacienda Heights, CA 91745
About Dr. Chen
Anthony C. Chen, M.D. practices internal medicine in Hacienda Heights, CA. Anthony is a 1990 graduate of Warren Alpert Medical School of Brown University. Anthony is also listed as specializing in surgery. Medicare claims data shows Anthony provided 1,477 services to 1,071 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, insertion of needle into vein (3 years or older), and established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more. The provider's National Provider Identifier (NPI) is 1073527099.
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
- (626) 912-2682
- Email not available
Practice Locations
1850 S AZUSA AVE SUITE 102
Hacienda Heights, CA 91745
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
- Acid reflux
- Fatty liver disease
- IBS
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
- Chronic kidney disease
- Enlarged prostate
Respiratory
Blood & Circulation
- Blood clots
Blood disorders
- Anemia
Brain & Nerves
Brain and nerves
- Vertigo
Cardiac and vascular
- AFib
Digestive
- Diverticulitis
Heart & Circulation
- Heart disease
Infections
- Impetigo
Kidney & Bladder
Lungs & Breathing
Mental Health
- Generalized anxiety disorder
- Insomnia and Sleep Problems
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
- EKG
- Spirometry
Bones & Joints
- Trigger Point Injections
Brain and nerves
Cancer screening
- Colon Cancer Screening Referral
- Mammogram Referral
Digestive
- Endoscopy
Exams & Consultations
- Pre-Op Clearance Exam
Heart & Circulation
- Blood Pressure Check
- Heart monitor
Heart health
- Cardiac Stress Test Referral
Imaging referral
- Abdominal Ultrasound Referral
Immunizations
Lab tests
- Urinalysis
Lungs & Breathing
- At-Home Sleep Study Order
Metabolic & Weight
- Weight Loss Injections and Medication
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
- Knee Joint Injection
Preventive & Routine Care
Screenings & Diagnostics
- Bone Density Scan Referral
- Diabetes Screening and A1C Test
Sexual health
- STI Testing
Procedures Most Often Billed to Medicare
1,477 services · 1,071 patients · 15 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein (3 years or older) | Procedure | 36410 |
211 | More often than most peers in Internal Medicine |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
62 | More often than most peers in Internal Medicine |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
83 | More often than most peers in Internal Medicine |
| Influenza vaccine, inactivated | Treatment | 90653 |
70 | More often than most peers in Internal Medicine |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
65 | As often as other peers in Internal Medicine |
| Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | Treatment | 90677 |
35 | More often than most peers in Internal Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
328 | More often than most peers in Internal Medicine |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
166 | More than most peers in Internal Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
151 | More often than most peers in Internal Medicine |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
122 | More 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 5
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 — 27 related providers in 4 groups
Other internists in Hacienda Heights 4
Same specialty, same city.
Trained at Warren Alpert Medical School of Brown University 8
Other providers in the same specialty who trained at the same institution.
Class of 1990 at Warren Alpert Medical School of Brown University 7
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein (3 years or older) 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Anthony C. Chen specialize in?
Anthony C. Chen is an internist in Hacienda Heights, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where is Anthony C. Chen located?
Anthony C. Chen is listed at 1850 S Azusa Ave Suite 102, Hacienda Heights, CA 91745. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Anthony C. Chen's phone number?
The number on file is (626) 912-2682. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Anthony C. Chen?
Anthony C. Chen's National Provider Identifier is 1073527099. 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 Anthony C. Chen train?
Anthony C. Chen attended Warren Alpert Medical School of Brown University, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Anthony C. Chen have?
Anthony C. Chen has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
What does Anthony C. Chen do most often?
According to Medicare billing data, Anthony C. Chen performs procedures including insertion of needle into vein; reads or performs imaging such as dxa bone density measurement of hip, pelvis, spine; provides treatments such as ultrasound of both sides of head and neck blood flow and influenza vaccine, inactivated, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Anthony C. Chen's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Anthony C. Chen. If this is you, claiming it is free.
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