Mahmood Siddiqui, MD

Medicare activity in 2024

Official CMS public-use data for Mahmood Siddiqui, 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.

Most frequent services

1. Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)28 services
2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)21 services
3. Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina (76830)15 services
4. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)11 services
5. Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)11 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 cholesterol61%
• High blood pressure53%
• Arthritis39%
• Anxiety39%
• Depression36%
• Diabetes29%

Hospitals where Mahmood Siddiqui works

Medicare's Facility Affiliation Data lists Mahmood Siddiqui 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.

• Bronson Battle Creek HospitalBattle Creek, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230075
• McLaren Lapeer RegionLapeer, MI · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 230193

Practice locations

Addresses where Mahmood Siddiqui is enrolled with Medicare (CMS data updated October 2, 2026).

• 3238 Capital Ave SW, Bronson Ob/gyn Capital Ave SWBattle Creek, MI 49015 (269) 979‑6432

Group practices

Medicare enrollment lists Mahmood Siddiqui as a member of this group (CMS data updated October 2, 2026).

• Bronson Battle Creek Hospital193 clinicians in the group

Specialties

• Obstetrics/Gynecologyprimary

Find other Obstetrics/Gynecology doctors in Michigan →

Other OB-GYNs in Battle Creek

Clinicians with the same Medicare primary specialty in Battle Creek, MI — not a recommendation.

• Briana J. Brinkley
• Brian C. Krauss, MD
• Ronald A. Nichols, MD
• Sandra Anazor
• Brendan Collins, DO
• Jessica Ramirez Gonzalez, DO
• Deborah Swena, MD

All OB-GYNs in Battle Creek →

Other clinicians in Bronson Battle Creek Hospital

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

• Jamie L. Longhurst, DO
• Carl J. Kinzel, DO
• Jason Mechenbier, NP
• Nicole S. Degraff
• Larry W. Mann, DO
• Ryan L. Yoder, MD

Clinician information

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

1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
6. Medicare Care Compare — official Medicare tool to look up clinicians