Firdous Anjum Siddiqui, MD
Gastroenterology (CMS) · Southfield, MI
At a glance
27209 Lahser Rd Ste 226, Southfield, MI 48034-8403
Published activity: Colonoscopy · Upper gastrointestinal (GI) endoscopy for acid reflux. View counts and coverage
NPPES record updated Mar 17, 2018. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
27209 Lahser Rd Ste 226Southfield, MI 48034-8403
Additional reported practice locations
27200 Lahser RdSuite 100
Southfield, MI 480342137
Phone: 2482089257
Fax: 2482089217 27209 Lahser Rd Ste 226
Southfield, MI 480348403
Phone: 2489451220
Fax: 2489451222
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 1990
- CMS specialties
- Gastroenterology
Practice groups
Reported hospital affiliations
- Ascension Providence Hospital, Southfield And Novi Southfield, MI
- Beaumont Hospital - Dearborn Dearborn, MI
- Beaumont Hospital - Farmington Hills Farmington Hills, MI
- Beaumont Hospital Royal Oak Royal Oak, MI
- Harper University Hospital Detroit, MI
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Colonoscopy | 64 |
| Upper gastrointestinal (GI) endoscopy for acid reflux | 50 |
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $644.97 |
Reporting companies
| Company | Amount |
|---|---|
| ABBVIE INC. | $337.24 |
| TAKEDA PHARMACEUTICALS U.S.A., INC. | $73.38 |
| ARDELYX, INC. | $63.69 |
| GILEAD SCIENCES, INC. | $46.56 |
| INTERCEPT PHARMACEUTICALS, INC. | $38.24 |
| AIMMUNE THERAPEUTICS, INC. | $35.66 |
| NOVO NORDISK INC | $18.84 |
| PFIZER INC. | $15.78 |
| Other reporting companies | $15.58 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Gastroenterology (CMS)
- Taxonomy code
- 207RG0100X
- Enumeration date
- Jun 2, 2006
- Record updated
- Mar 17, 2018
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
207R00000X
License reported: 4301060352 MI
207RG0100X · Primary
License reported: 4301060352 MI
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
27209 Lahser Rd Ste 226Southfield, MI 48034-8403
- Phone
- (248) 945-1220
- Fax
- (248) 945-1222
Mailing address
27209 LAHSER RD STE 226SOUTHFIELD, MI 480348403
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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