Muhammad Ishaq, MD
NPI 1801310164 · Internal Medicine Physician · Evansville, IN
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Muhammad Ishaq, MD is a Internal Medicine Physician provider in Evansville, IN (NPI 1801310164).
Provider details
- NPI number
- 1801310164
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 01084286A (IN)
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
8 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
1,041 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 | 577 | $74 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 205 | $109 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 194 | $108 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 65 | $163 |
Typical Medicare-allowed amounts for these services range $74–$163 (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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clopidogrel Bisulfatebrand: Clopidogrel | 21 | 13 |
| Pantoprazole Sodium | 21 | 14 |
| Prednisone | 19 | 19 |
| Atorvastatin Calcium | 19 | 14 |
| Cephalexin | 17 | 16 |
| Apixabanbrand: Eliquis | 15 | — |
| Furosemide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$54 across 2 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
- 2017-07-28
- Last updated
- 2020-07-23
- Certified
- 2020-07-23
Frequently asked questions
- What is Muhammad Ishaq's NPI number?
- Muhammad Ishaq's National Provider Identifier (NPI) is 1801310164, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Muhammad Ishaq's specialty?
- Muhammad Ishaq is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Muhammad Ishaq located?
- Muhammad Ishaq's practice location on file with NPPES is 3700 Washington Ave, Evansville, IN 47714-0541.
- What is Muhammad Ishaq's phone number?
- The practice phone number listed in the NPPES registry for Muhammad Ishaq is (812) 485-7527.
- Does Muhammad Ishaq accept Medicare?
- Muhammad Ishaq is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Muhammad Ishaq's NPI active?
- Yes — Muhammad Ishaq's NPI (1801310164) is active in the NPPES registry as of the last update on 2020-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.