Quick answers
- Does Muhammad S. Siddiqi accept Medicare assignment?
- Yes. Medicare's clinician data says Muhammad S. Siddiqi accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Muhammad S. Siddiqi see?
- In 2024, CMS data shows 294 Original Medicare patients and 607 services for Muhammad S. Siddiqi. This counts Original Medicare only and measures volume, not quality.
- What is Muhammad S. Siddiqi's NPI number?
- 1689839698. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Muhammad S. Siddiqi, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 294 |
|---|---|
| Services billed to Medicare | 607 |
| Different services or procedures | 13 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)234 services
- New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)130 services
- Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)108 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)33 services
- Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)28 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Anxiety47%
- Depression44%
- Diabetes40%
Hospitals where Muhammad S. Siddiqi works
Medicare's Facility Affiliation Data lists Muhammad S. Siddiqi at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Cullman Regional Medical CenterCullman, AL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 010035
- Huntsville HospitalHuntsville, AL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 010039
Practice locations
Addresses where Muhammad S. Siddiqi is enrolled with Medicare (CMS data updated October 2, 2026).
- 1635 Hwy 31 NW, Suite CHartselle, AL 35640 (256) 735‑5900
- 1890 Al Hwy 157, Suite 102Cullman, AL 35058 (256) 903‑0300
Group practices
Medicare enrollment lists Muhammad S. Siddiqi as a member of this group (CMS data updated October 2, 2026).
- CRMC Medical Group LLC82 clinicians in the group
Specialties
- Neurologyprimary
Other neurologists in Alabama
Clinicians with the same Medicare primary specialty in Alabama — not a recommendation.
Other clinicians in CRMC Medical Group LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1991 (35 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1689839698 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians