Quick answers
- Does Shahin Keramati accept Medicare assignment?
- Yes. Medicare's clinician data says Shahin Keramati accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Shahin Keramati see?
- In 2024, CMS data shows 591 Original Medicare patients and 4,263 services for Shahin Keramati. This counts Original Medicare only and measures volume, not quality.
- What is Shahin Keramati's NPI number?
- 1568479392. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Shahin Keramati, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 591 |
|---|---|
| Services billed to Medicare | 4,263 |
| Different services or procedures | 71 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)726 services
- Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)675 services
- Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)449 services
- Injection, regadenoson, 0.1 mg (J2785)284 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)244 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease63%
- Heart failure58%
- Arthritis45%
- Diabetes37%
Hospitals where Shahin Keramati works
Medicare's Facility Affiliation Data lists Shahin Keramati at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Grossmont HospitalLa Mesa, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050026
- Scripps Memorial Hospital La JollaLa Jolla, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050324
- Scripps Mercy HospitalSan Diego, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050077
- Sharp Coronado Hospital and Healthcare CenterCoronado, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050234
Practice locations
Addresses where Shahin Keramati is enrolled with Medicare (CMS data updated October 2, 2026).
- 250 Prospect PlCoronado, CA 92118 (619) 522‑3600
- 4077 5th AveSan Diego, CA 92103 (619) 260‑7245
- 435 H StChula Vista, CA 91910 (619) 359‑6600
- 501 Washington St, Suite 512San Diego, CA 92103 (619) 297‑0014
- 7901 Frost StSan Diego, CA 92123 (858) 939‑3400
Group practices
Medicare enrollment lists Shahin Keramati as a member of these groups (CMS data updated October 2, 2026).
- Emergency and Acute Care Medical Corporation422 clinicians in the group
- On Call Specialists Medical Group of San Diego Inc144 clinicians in the group
- Scripps Mercy Physicians Cardiology Medical Corporation35 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in California →
Other cardiologists in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Other clinicians in Emergency and Acute Care Medical Corporation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, San Diego School Of Medicine |
| Graduation year | 1993 (33 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1568479392 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians