Isaac Gorbaty, M.D.
NPI 1477562718 · Nephrology Physician · Tarzana, CA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Isaac Gorbaty, M.D. is a Nephrology Physician provider in Tarzana, CA (NPI 1477562718).
Provider details
- NPI number
- 1477562718
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G33719 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
6,404 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Urine Microalbumin (protein) Analysis82044 | 365 | $6 |
| Urinalysis, Manual Test81002 | 361 | $3 |
| Red Blood Cell Hemoglobin Concentration85013 | 354 | $7 |
| Creatinine Level to Test for Kidney Function Or Muscle Injury82570 | 352 | $5 |
| Blood Count, Hemoglobin85018 | 352 | $2 |
| Red Blood Cell Sedimentation Rate, to Detect Inflammation, Non-Automated85651 | 344 | $4 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 138 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 253 | 59 |
| Atorvastatin Calcium | 247 | 64 |
| Amlodipine Besylate | 226 | 65 |
| Alprazolam | 206 | 45 |
| Rosuvastatin Calcium | 167 | 52 |
| Omeprazole | 157 | 40 |
| Losartan Potassium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$167 across 6 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-05
- Last updated
- 2023-03-07
Frequently asked questions
- What is Isaac Gorbaty's NPI number?
- Isaac Gorbaty's National Provider Identifier (NPI) is 1477562718, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isaac Gorbaty's specialty?
- Isaac Gorbaty is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Isaac Gorbaty located?
- Isaac Gorbaty's practice location on file with NPPES is 18411 Clark Street, Tarzana, CA 91356.
- What is Isaac Gorbaty's phone number?
- The practice phone number listed in the NPPES registry for Isaac Gorbaty is (818) 708-3143.
- Does Isaac Gorbaty accept Medicare?
- Isaac Gorbaty is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Isaac Gorbaty's NPI active?
- Yes — Isaac Gorbaty's NPI (1477562718) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.