Michael Basch, M.D.
NPI 1790889350 · Internal Medicine Physician · Temecula, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Basch, M.D. is a Internal Medicine Physician provider in Temecula, CA (NPI 1790889350).
Provider details
- NPI number
- 1790889350
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 015430 (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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,307 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 1,043 | $79 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 248 | $125 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 211 | $89 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 186 | $81 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 159 | $130 |
| 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 · 148 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 419 | 124 |
| Atorvastatin Calcium | 364 | 124 |
| Amlodipine Besylate | 332 | 120 |
| Metformin Hcl | 312 | 93 |
| Lisinopril | 286 | 87 |
| Pantoprazole Sodium | 242 | 97 |
| Omeprazole |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$755 across 38 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
- 2006-09-12
- Last updated
- 2013-07-02
Frequently asked questions
- What is Michael Basch's NPI number?
- Michael Basch's National Provider Identifier (NPI) is 1790889350, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Basch's specialty?
- Michael Basch is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Basch located?
- Michael Basch's practice location on file with NPPES is 41593 Winchester Rd Ste 101, Temecula, CA 92590-4858.
- What is Michael Basch's phone number?
- The practice phone number listed in the NPPES registry for Michael Basch is (951) 719-1111.
- Does Michael Basch accept Medicare?
- Michael Basch is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Basch's NPI active?
- Yes — Michael Basch's NPI (1790889350) is active in the NPPES registry as of the last update on 2013-07-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.