Gopi Ayer, M.D.
NPI 1396701512 · Internal Medicine Physician · Los Gatos, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gopi Ayer, M.D. is a Internal Medicine Physician provider in Los Gatos, CA (NPI 1396701512).
Provider details
- NPI number
- 1396701512
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A42713 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
3,579 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) |
|---|---|---|
| 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'SG2211 | 1,065 | $19 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 798 | $111 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 573 | $156 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 243 | $159 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 212 | $25 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 104 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 810 | 238 |
| Amlodipine Besylate | 372 | 113 |
| Valsartan/Hydrochlorothiazidebrand: Valsartan-Hydrochlorothiazide | 327 | 106 |
| Levothyroxine Sodium | 306 | 89 |
| Lisinopril/Hydrochlorothiazidebrand: Lisinopril-Hydrochlorothiazide | 214 | 56 |
| Metoprolol Succinate | 211 | 63 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$307 across 15 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
- 2006-04-25
- Last updated
- 2021-05-02
- Certified
- 2021-05-02
Frequently asked questions
- What is Gopi Ayer's NPI number?
- Gopi Ayer's National Provider Identifier (NPI) is 1396701512, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gopi Ayer's specialty?
- Gopi Ayer is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gopi Ayer located?
- Gopi Ayer's practice location on file with NPPES is 14981 National Ave, Los Gatos, CA 95032-2600.
- What is Gopi Ayer's phone number?
- The practice phone number listed in the NPPES registry for Gopi Ayer is (408) 358-1811.
- Does Gopi Ayer accept Medicare?
- Gopi Ayer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gopi Ayer's NPI active?
- Yes — Gopi Ayer's NPI (1396701512) is active in the NPPES registry as of the last update on 2021-05-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.