Physician Profile
Rafael Canadas-Zizzias, M.D.
Unclaimed ProfileAbout Dr. Canadas-Zizzias
Based in Dallas, TX, Rafael Canadas-Zizzias, M.D. is listed in the NPI registry under internal medicine. According to Medicare claims data, Rafael cared for 1,080 Medicare patients across 2,722 services. The services billed most often include chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and management using the results of remote vital sign monitoring per calendar month, first 20 minutes. NPI 1801897616 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
- (972) 385-9700
- Email not available
Practice Locations
12201 MERIT DR SUITE 180
Dallas, TX 75251
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
Sexual health
Procedures Most Often Billed to Medicare
2,722 services · 1,080 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Complete ultrasound scan of abdomen | Imaging | 76700 |
26 | As often as other peers in Internal Medicine |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
81 | More often than most peers in Internal Medicine |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
44 | As often as other peers in Internal Medicine |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
38 | Less often than most peers in Internal Medicine |
| Influenza vaccine, trivalent, split virus, preservative-free, 0.5 ml dosage | Treatment | 90656 |
38 | More often than most peers in Internal Medicine |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
37 | As often as other peers in Internal Medicine |
| Ultrasound study of arm or leg veins with compression and maneuvers | Treatment | 93970 |
27 | As often as other peers in Internal Medicine |
| Injection, dexamethasone sodium phosphate, 1 mg | Drug given | J1100 |
100 | As often as other peers in Internal Medicine |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
84 | As often as other peers in Internal Medicine |
| Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99490 |
582 | 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 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 7
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 — 31 related providers in 4 groups
Other internists in Dallas 8
Same specialty, same city.
Trained at Other 7
Other providers in the same specialty who trained at the same institution.
Class of 1990 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Complete ultrasound scan of abdomen 8
Providers in TX who bill this service to Medicare most often.
Common questions
What kind of doctor is Rafael Canadas-Zizzias?
Rafael Canadas-Zizzias is an internist in Dallas, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
What is Rafael Canadas-Zizzias's address?
Rafael Canadas-Zizzias is listed at 12201 Merit Dr Suite 180, Dallas, TX 75251. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Rafael Canadas-Zizzias?
The number on file is (972) 385-9700. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Rafael Canadas-Zizzias's NPI number?
Rafael Canadas-Zizzias's National Provider Identifier is 1801897616. 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 Rafael Canadas-Zizzias train?
Rafael Canadas-Zizzias attended Other, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
How long has Rafael Canadas-Zizzias been practicing?
Rafael Canadas-Zizzias has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
What procedures does Rafael Canadas-Zizzias perform?
According to Medicare billing data, Rafael Canadas-Zizzias performs imaging including complete ultrasound scan of abdomen; provides treatments such as injection of drug or substance under skin or into muscle and routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Rafael Canadas-Zizzias confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Rafael Canadas-Zizzias. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.