Tania Vashistha, MD

Medicare activity in 2024

Official CMS public-use data for Tania Vashistha, 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.

Most frequent services

1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)280 services
2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)224 services
3. Management using the results of remote vital sign monitoring per calendar month, first 20 minutes (99457)154 services
4. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)83 services
5. Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days (99454)79 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%
• Chronic kidney disease75%
• Diabetes71%
• Heart failure50%
• Ischemic heart disease47%

Hospitals where Tania Vashistha works

Medicare's Facility Affiliation Data lists Tania Vashistha 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.

• Orange County Global Medical CenterSanta Ana, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050746
• Providence St. Joseph HospitalOrange, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050069

Practice locations

Addresses where Tania Vashistha is enrolled with Medicare (CMS data updated October 2, 2026).

• 12665 Garden Grove Blvd, Suite 211Garden Grove, CA 92843 (714) 636‑2890

Group practices

Medicare enrollment lists Tania Vashistha as a member of this group (CMS data updated October 2, 2026).

• Southern California Kidney Consultants Inc21 clinicians in the group

Specialties

• Nephrologyprimary

Find other Nephrology doctors in California →

Other nephrologists in Garden Grove

Clinicians with the same Medicare primary specialty in Garden Grove, CA — not a recommendation.

• Rohini Singh, DO
• Ramani Nathan, MD
• Steven Q. Bui, MD
• Tanzina Nasreen, MD
• Nirav Gandhi, MD
• Peter Sohn, MD
• Harmanjit Singh, MD
• Asha R. Ravikumar, MD

All nephrologists in Garden Grove →

Other clinicians in Southern California Kidney Consultants Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

• Rohini Singh, DO
• Ramani Nathan, MD
• Steven Q. Bui, MD
• Tanzina Nasreen, MD
• Nirav Gandhi, MD
• Henry Yuan, MD

Clinician information

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

1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
6. Medicare Care Compare — official Medicare tool to look up clinicians