Joanna Oppenheim, MD
NPI 1356332951 · Family Medicine Physician · Salinas, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanna Oppenheim, MD is a Family Medicine Physician provider in Salinas, CA (NPI 1356332951).
Provider details
- NPI number
- 1356332951
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A70819 (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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
585 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 | 234 | $99 |
| Principal Care Management Services for a Single High-Risk Disease, First 30 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99426 | 198 | $64 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 60 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 34 | $73 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 32 | $119 |
| Hemoglobin A1c Level83036 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 162 | 86 |
| Levothyroxine Sodium | 102 | 42 |
| Semaglutidebrand: Ozempic | 95 | 18 |
| Amlodipine Besylate | 94 | 37 |
| Topiramate | 62 | 31 |
| Losartan Potassium | 50 | 25 |
| Metformin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$583 across 22 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)
- 355 Abbott St100Salinas, CA 93901-4483Phone: (831) 751-7070Fax: (831) 751-7050
Registry dates
- Enumerated
- 2005-11-02
- Last updated
- 2023-07-13
- Certified
- 2023-07-13
Frequently asked questions
- What is Joanna Oppenheim's NPI number?
- Joanna Oppenheim's National Provider Identifier (NPI) is 1356332951, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanna Oppenheim's specialty?
- Joanna Oppenheim is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joanna Oppenheim located?
- Joanna Oppenheim's practice location on file with NPPES is 1260 S Main St Ste 101, Salinas, CA 93901-2292.
- What is Joanna Oppenheim's phone number?
- The practice phone number listed in the NPPES registry for Joanna Oppenheim is (831) 208-6226.
- Does Joanna Oppenheim accept Medicare?
- Joanna Oppenheim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanna Oppenheim's NPI active?
- Yes — Joanna Oppenheim's NPI (1356332951) is active in the NPPES registry as of the last update on 2023-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.