Michael Retholtz, D.O.
NPI 1912941246 · Hospitalist Physician · Maumee, OH
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Retholtz, D.O. is a Hospitalist Physician provider in Maumee, OH (NPI 1912941246).
Provider details
- NPI number
- 1912941246
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 34-008582 (OH)
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
20 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
844 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 | 551 | $74 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 201 | $124 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 53 | $75 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 28 | $108 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 11 | $164 |
Typical Medicare-allowed amounts for these services range $74–$164 (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 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 46 | 21 |
| Furosemide | 44 | 24 |
| Metoprolol Tartrate | 38 | 22 |
| Cephalexin | 34 | 34 |
| Apixabanbrand: Eliquis | 34 | 18 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 32 | 16 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-16
- Last updated
- 2022-07-21
Frequently asked questions
- What is Michael Retholtz's NPI number?
- Michael Retholtz's National Provider Identifier (NPI) is 1912941246, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Retholtz's specialty?
- Michael Retholtz is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Retholtz located?
- Michael Retholtz's practice location on file with NPPES is 5901 Monclova Rd, Maumee, OH 43537-1841.
- What is Michael Retholtz's phone number?
- The practice phone number listed in the NPPES registry for Michael Retholtz is (419) 887-6754.
- Does Michael Retholtz accept Medicare?
- Michael Retholtz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Retholtz's NPI active?
- Yes — Michael Retholtz's NPI (1912941246) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.