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Edit this profileAt a glance
- 2428 Castillo St Ste A, Santa Barbara, CA 93105
About Dr. Joseff
Based in Santa Barbara, CA, Darol Joseff, M.D. is listed in the NPI registry under nephrology. Darol graduated from University of Cincinnati College of Medicine in 1980. Medicare claims data shows Darol provided 2,066 services to 835 patients. The services billed most often include established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and hemodialysis procedure requiring repeated evaluation. NPI 1669554739 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
- (805) 682-2541
- Email not available
Practice Locations
2428 CASTILLO ST STE A
Santa Barbara, CA 93105
Conditions Commonly Evaluated or Treated
Within Nephrology 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
Acid-base disorders
- Acid in blood
Anatomical conditions
- Shrinking kidneys
- Single kidney health
Autoimmune conditions
- IgA kidney disease
- Lupus kidney disease
Blood disorders
- Anemia from kidney disease
Blood pressure
Cysts and growths
Diabetes complications
Dialysis complications
- Dialysis Low Blood Pressure
Electrolyte disorders
- High calcium
- High Magnesium
- High phosphorus
- Low Magnesium
- Low sodium or electrolyte imbalance
Fluid retention
- Excess fluid buildup
- Poor Circulation and Swollen Legs
Genetic disorders
- Inherited kidney disease
- Polycystic kidney disease
Hormone disorders
- Overactive parathyroid from kidney disease
Infections
Inflammatory conditions
- FSGS
- Membranous kidney disease
- Minimal change disease
Kidney damage
- Kidney damage from medications
- Kidney Scarring
Kidney failure
Kidney filter diseases
- C3 Glomerulopathy
Lab abnormalities
- High BUN levels
- High creatinine levels
- Low filtration rate
Metabolic disorders
Multi-organ conditions
- Heart And Kidney Failure
Structural kidney issues
- Hydronephrosis
- Vesicoureteral reflux
Symptoms
- Flank pain
Urine abnormalities
Urine symptoms
- Foamy Urine
- Waking Up to Pee
Vascular conditions
Vascular kidney issues
- Kidney Blood Clot
Procedures & services
Medical diet therapy
Most searched procedures
- Dialysis
- Kidney transplant follow-up
Consultations
- Kidney Medication Safety Review
- Kidney specialist second opinion
Diagnostic tests
Diagnostics
- Genetic testing for kidney disease
- Kidney biopsy
Dialysis
- Continuous Dialysis in the ICU
- Overnight Dialysis
- Peritoneal Dialysis
Dialysis access
- Dialysis Access Physical Exam
- Dialysis Catheter Removal
- Dialysis Fistula Repair
- Temporary Dialysis Line Placement
Diet and nutrition
Imaging
- Blood flow test for kidneys
- Fistula ultrasound
- Kidney CT Scan
- Kidney MRI
- Kidney ultrasound
Infusions
Interventional procedures
- Kidney cyst drainage
- Renal artery stenting
Lab tests
- 24-hour urine test
- Comprehensive Metabolic Panel
- Kidney Function Blood Test
- Parathyroid hormone monitoring
- Urine protein check
- Urine sediment test
Medication management
- Active Vitamin D Therapy
- Resistant Blood Pressure Medication Adjustment
- Steroid Therapy For Kidney Inflammation
Medication therapy
- Acid reducer treatment for kidneys
- Phosphate binder therapy
- Potassium lowering treatment
- Red blood cell booster injections
- Water pill adjustment
Patient education
- Home dialysis training
Prevention
- Kidney Stone Prevention Evaluation
Procedures
Specialized therapies
- Extracorporeal fluid removal
- Plasmapheresis
Supportive care
- Supportive Kidney Care Without Dialysis
Surgical procedures
- Dialysis access surgery
Transplant care
- Anti-Rejection Medication Monitoring
- Kidney transplant evaluation
- Living kidney donor evaluation
Vascular access
- Belly catheter placement
- Dialysis catheter placement
- Dialysis fistula declotting
Procedures Most Often Billed to Medicare
2,066 services · 835 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Hemodialysis procedure requiring repeated evaluation | Treatment | 90937 |
162 | More often than most peers in Nephrology |
| Dialysis services, 4 or more physician visits per month (20 years or older) | Treatment | 90960 |
155 | As often as other peers in Nephrology |
| Dialysis services, 2-3 physician visits per month (20 years or older) | Treatment | 90961 |
39 | As often as other peers in Nephrology |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
847 | More than most peers in Nephrology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
437 | More often than most peers in Nephrology |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
142 | More often than most peers in Nephrology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
94 | Less often than most peers in Nephrology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
76 | Less often than most peers in Nephrology |
| Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | Billing code | G2212 |
30 | As often as other peers in Nephrology |
| Critical care, first 30-74 minutes | Office visit | 99291 |
29 | Less often than most peers in Nephrology |
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.
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.
Other kidney specialists in Santa Barbara 5
Same specialty, same city.
Trained at University of Cincinnati College of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1980 at University of Cincinnati College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Hemodialysis procedure requiring repeated evaluation 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Darol Joseff specialize in?
Darol Joseff is a kidney specialist in Santa Barbara, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nephrology”.
NPI registry
Where is Darol Joseff located?
Darol Joseff is listed at 2428 Castillo St Ste A, Santa Barbara, CA 93105. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Darol Joseff's phone number?
The number on file is (805) 682-2541. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Darol Joseff?
Darol Joseff's National Provider Identifier is 1669554739. 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 Darol Joseff train?
Darol Joseff attended University of Cincinnati College of Medicine, graduating in 1980. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Darol Joseff have?
Darol Joseff has 46 years experience. Calculated from a graduation year of 1980, reported in the CMS National Downloadable File.
CMS public data
What does Darol Joseff do most often?
According to Medicare billing data, Darol Joseff provides treatments such as hemodialysis procedure requiring repeated evaluation and dialysis services, 4 or more physician visits per month, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Darol Joseff's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Darol Joseff. If this is you, claiming it is free.
Guide.md
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