Shankarlingam Sainath, M.D., F.A.C.C.
NPI 1811050081 · Cardiovascular Disease Physician · Fountain Valley, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shankarlingam Sainath, M.D., F.A.C.C. is a Cardiovascular Disease Physician provider in Fountain Valley, CA (NPI 1811050081).
Provider details
- NPI number
- 1811050081
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., F.A.C.C.
- Sex
- Male
- Sole proprietor
- No
- License
- A25691 (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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,956 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 928 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 283 | $123 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 252 | $16 |
| Ultrasound Study of Arm Or Leg Veins With Compression and Maneuvers93970 | 157 | $33 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 144 | $71 |
| Ultrasound of Both Sides of Head and Neck Blood Flow |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 55 | 11 |
| Atorvastatin Calcium | 53 | 19 |
| Rosuvastatin Calcium | 50 | 14 |
| Carvedilol | 50 | 11 |
| Metoprolol Tartrate | 47 | 16 |
| Amlodipine Besylate | 38 | 15 |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-19
- Last updated
- 2012-03-20
Frequently asked questions
- What is Shankarlingam Sainath's NPI number?
- Shankarlingam Sainath's National Provider Identifier (NPI) is 1811050081, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shankarlingam Sainath's specialty?
- Shankarlingam Sainath is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Shankarlingam Sainath located?
- Shankarlingam Sainath's practice location on file with NPPES is 11100 Warner Ave, Fountain Valley, CA 92708-7512.
- What is Shankarlingam Sainath's phone number?
- The practice phone number listed in the NPPES registry for Shankarlingam Sainath is (714) 540-9911.
- Does Shankarlingam Sainath accept Medicare?
- Shankarlingam Sainath is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shankarlingam Sainath's NPI active?
- Yes — Shankarlingam Sainath's NPI (1811050081) is active in the NPPES registry as of the last update on 2012-03-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.