Raymond Fleischer, M.D.
NPI 1558688895 · Hospitalist Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Raymond Fleischer, M.D. is a Hospitalist Physician provider in San Antonio, TX (NPI 1558688895).
Provider details
- NPI number
- 1558688895
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- P6388 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
493 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 50 Minutes99233 | 354 | $113 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 96 | $109 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 43 | $165 |
Typical Medicare-allowed amounts for these services range $109–$165 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 22 | 13 |
| Atorvastatin Calcium | 21 | 16 |
| Pantoprazole Sodium | 20 | 14 |
| Metoprolol Tartrate | 15 | — |
| Apixabanbrand: Eliquis | 14 | — |
| Clopidogrel Bisulfatebrand: Clopidogrel | 14 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-04-27
- Last updated
- 2017-06-26
Frequently asked questions
- What is Raymond Fleischer's NPI number?
- Raymond Fleischer's National Provider Identifier (NPI) is 1558688895, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Raymond Fleischer's specialty?
- Raymond Fleischer is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Raymond Fleischer located?
- Raymond Fleischer's practice location on file with NPPES is 4502 Medical Dr, San Antonio, TX 78229-4402.
- What is Raymond Fleischer's phone number?
- The practice phone number listed in the NPPES registry for Raymond Fleischer is (210) 358-4000.
- Does Raymond Fleischer accept Medicare?
- Raymond Fleischer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Raymond Fleischer's NPI active?
- Yes — Raymond Fleischer's NPI (1558688895) is active in the NPPES registry as of the last update on 2017-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.