Nolan Mayer, MD
NPI 1457364655 · Cardiovascular Disease Physician · Ventura, CA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nolan Mayer, MD is a Cardiovascular Disease Physician provider in Ventura, CA (NPI 1457364655).
Provider details
- NPI number
- 1457364655
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G69065 (CA)
Specialties & taxonomies
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
3,845 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,414 | $130 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 448 | $15 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 259 | $206 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 250 | $66 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 139 | $76 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 361 | 112 |
| Rivaroxabanbrand: Xarelto | 313 | 77 |
| Losartan Potassium | 239 | 78 |
| Atorvastatin Calcium | 236 | 72 |
| Amlodipine Besylate | 224 | 71 |
| Apixabanbrand: Eliquis | 199 | 55 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$903 across 36 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
Additional practice locations (1)
- 334 S Patterson Ave Ste 208Santa Barbara, CA 93111-2400Phone: (805) 967-0497Fax: (805) 683-0322
Registry dates
- Enumerated
- 2006-08-15
- Last updated
- 2024-11-26
- Certified
- 2024-11-26
Frequently asked questions
- What is Nolan Mayer's NPI number?
- Nolan Mayer's National Provider Identifier (NPI) is 1457364655, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nolan Mayer's specialty?
- Nolan Mayer is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Nolan Mayer located?
- Nolan Mayer's practice location on file with NPPES is 2937 Loma Vista Rd, Ventura, CA 93003-2915.
- What is Nolan Mayer's phone number?
- The practice phone number listed in the NPPES registry for Nolan Mayer is (805) 648-2763.
- Does Nolan Mayer accept Medicare?
- Nolan Mayer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nolan Mayer's NPI active?
- Yes — Nolan Mayer's NPI (1457364655) is active in the NPPES registry as of the last update on 2024-11-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.