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Edit this profileAt a glance
- 2231 Sandstone Dr, Morristown, TN 37814
About Dr. Castro
Daniel Castro, MD is a healthcare provider in Morristown, TN specializing in internal medicine. Daniel trained at Loma Linda University School of Medicine, graduating in 1986. Daniel is also listed as specializing in geriatric medicine. According to Medicare claims data, Daniel cared for 139 Medicare patients across 327 services. The services billed most often include diabetes outpatient self-management training services, group session (2 or more), per 30 minutes, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and complete ultrasound study of arm and leg arteries. This provider record is associated with NPI 1821002700.
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
- (423) 616-0625
- Email not available
Practice Locations
2231 SANDSTONE DR
Morristown, TN 37814
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
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
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
Preventive & Routine Care
- Smoking cessation counseling
Screenings & Diagnostics
- Bone Density Scan Referral
- Diabetes Screening and A1C Test
Sexual health
- STI Testing
Procedures Most Often Billed to Medicare
327 services · 139 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Complete ultrasound study of arm and leg arteries | Treatment | 93923 |
55 | More often than most peers in Internal Medicine |
| Testing of autonomic (sympathetic and parasympathetic) nervous system function, at least 5 minutes of tilt | Treatment | 95924 |
27 | Less often than most peers in Internal Medicine |
| Testing of autonomic (sympathetic) nervous system function | Treatment | 95923 |
27 | Less often than most peers in Internal Medicine |
| Electrocardiogram (ecg) 1 to 3 leads with review by physician | Treatment | 93040 |
25 | Less often than most peers in Internal Medicine |
| Diabetes outpatient self-management training services, group session (2 or more), per 30 minutes | Billing code | G0109 |
125 | Too few peers to compare |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
68 | As often as other 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.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 3
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other internists in Morristown 8
Same specialty, same city.
More connections — 18 related providers in 3 groups
Trained at Loma Linda University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1986 at Loma Linda University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Complete ultrasound study of arm and leg arteries 2
Providers in TN who bill this service to Medicare most often.
Common questions
What is Dr. Castro's specialty?
Dr. Castro is an internist in Morristown, TN. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where can I find Dr. Castro?
Dr. Castro is listed at 2231 Sandstone Dr, Morristown, TN 37814. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Castro?
The number on file is (423) 616-0625. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Castro's NPI number?
Dr. Castro's National Provider Identifier is 1821002700. 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
What is Dr. Castro's medical education?
Dr. Castro attended Loma Linda University School of Medicine, graduating in 1986. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Castro been practicing?
Dr. Castro has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Castro known for?
According to Medicare billing data, Dr. Castro provides treatments such as complete ultrasound study of arm and leg arteries and testing of autonomic nervous system function, at least 5 minutes of tilt, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Castro confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Castro. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.