Robert Hays, M.D.
NPI 1043530165 · Family Medicine Physician · South Bend, IN
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Hays, M.D. is a Family Medicine Physician provider in South Bend, IN (NPI 1043530165).
Provider details
- NPI number
- 1043530165
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 01070465A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
3,638 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 35 Minutes99232 | 2,654 | $73 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 466 | $110 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 272 | $160 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 147 | $106 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 99 | $75 |
Typical Medicare-allowed amounts for these services range $73–$160 (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 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 85 | 23 |
| Amlodipine Besylate | 63 | 13 |
| Metoprolol Tartrate | 56 | — |
| Gabapentin | 44 | — |
| Apixabanbrand: Eliquis | 41 | — |
| Furosemide | 35 | — |
| Potassium Chloride | 33 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-06-11
- Last updated
- 2016-09-14
Frequently asked questions
- What is Robert Hays's NPI number?
- Robert Hays's National Provider Identifier (NPI) is 1043530165, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Hays's specialty?
- Robert Hays is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Hays located?
- Robert Hays's practice location on file with NPPES is 17321 State Road 23, South Bend, IN 46635-1531.
- What is Robert Hays's phone number?
- The practice phone number listed in the NPPES registry for Robert Hays is (574) 335-8400.
- Does Robert Hays accept Medicare?
- Robert Hays is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Hays's NPI active?
- Yes — Robert Hays's NPI (1043530165) is active in the NPPES registry as of the last update on 2016-09-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.