John Demorlis, MD
NPI 1659442028 · Internal Medicine Physician · Salem, MO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Demorlis, MD is a Internal Medicine Physician provider in Salem, MO (NPI 1659442028).
Provider details
- NPI number
- 1659442028
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- R2C15 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
686 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 220 | $110 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 107 | $64 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 88 | $69 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 86 | $78 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 51 | $93 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 115 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 250 | 38 |
| Amlodipine Besylate | 210 | 44 |
| Lisinopril | 191 | 37 |
| Atenolol | 179 | 26 |
| Furosemide | 175 | 39 |
| Omeprazole | 152 | 25 |
| Rosuvastatin Calcium | 148 | 30 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Demorlis's NPI number?
- John Demorlis's National Provider Identifier (NPI) is 1659442028, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Demorlis's specialty?
- John Demorlis is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Demorlis located?
- John Demorlis's practice location on file with NPPES is Highway 72 N, Salem, MO 65560-0678.
- What is John Demorlis's phone number?
- The practice phone number listed in the NPPES registry for John Demorlis is (573) 729-3410.
- Does John Demorlis accept Medicare?
- John Demorlis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Demorlis's NPI active?
- Yes — John Demorlis's NPI (1659442028) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.