Jeffrey Mace, MD
NPI 1861484511 · Cardiovascular Disease Physician · Freedom, CA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeffrey Mace, MD is a Cardiovascular Disease Physician provider in Freedom, CA (NPI 1861484511).
Provider details
- NPI number
- 1861484511
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- G32527 (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
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
6,480 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 3,197 | $182 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 979 | $130 |
| Blood Test, Clotting Time85610 | 890 | $4 |
| Critical Care, First 30-74 Minutes99291 | 445 | $229 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 308 | $15 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 137 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 63 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 158 | 32 |
| Atorvastatin Calcium | 130 | 35 |
| Warfarin Sodium | 123 | 33 |
| Duloxetine Hcl | 112 | 25 |
| Tamsulosin Hcl | 111 | 29 |
| Amlodipine Besylate | 109 | 25 |
| Isosorbide Mononitratebrand: Isosorbide Mononitrate Er |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$104 across 1 record (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
- 2005-08-18
- Last updated
- 2013-01-10
Frequently asked questions
- What is Jeffrey Mace's NPI number?
- Jeffrey Mace's National Provider Identifier (NPI) is 1861484511, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Mace's specialty?
- Jeffrey Mace is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Jeffrey Mace located?
- Jeffrey Mace's practice location on file with NPPES is 242 Green Valley Rd, Freedom, CA 95019-3137.
- What is Jeffrey Mace's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Mace is (831) 724-1811.
- Does Jeffrey Mace accept Medicare?
- Jeffrey Mace is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jeffrey Mace's NPI active?
- Yes — Jeffrey Mace's NPI (1861484511) is active in the NPPES registry as of the last update on 2013-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.