Omer Asif Siddiqui, M.D.
NPI 1659577278 · Nephrology Physician · Memphis, TN
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Omer Asif Siddiqui, M.D. is a Nephrology Physician provider in Memphis, TN (NPI 1659577278).
Provider details
- NPI number
- 1659577278
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 23721 (MS)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
938 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 | 327 | $73 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 154 | $110 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 128 | $327 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 103 | $120 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 67 | $118 |
| Dialysis Services, 2-3 Physician Visits Per Month (20 Years Or Older)90961 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dapagliflozin Propanediolbrand: Farxiga | 170 | 42 |
| Losartan Potassium | 121 | 42 |
| Amlodipine Besylate | 116 | 40 |
| Finerenonebrand: Kerendia | 111 | 19 |
| Carvedilol | 88 | 34 |
| Furosemide | 79 | 33 |
| Cinacalcet Hcl | 71 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,180 across 62 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
Additional practice locations (2)
- 7601 Southcrest PkwySouthaven, MS 38671-4739Phone: (662) 772-2980Fax: (662) 772-2960
- 6019 Walnut Grove RdMemphis, TN 38120-2113Phone: (901) 226-3610Fax: (901) 226-3612
Registry dates
- Enumerated
- 2007-06-21
- Last updated
- 2025-07-09
- Certified
- 2025-07-09
Frequently asked questions
- What is Omer Asif Siddiqui's NPI number?
- Omer Asif Siddiqui's National Provider Identifier (NPI) is 1659577278, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Omer Asif Siddiqui's specialty?
- Omer Asif Siddiqui is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Omer Asif Siddiqui located?
- Omer Asif Siddiqui's practice location on file with NPPES is 1325 Eastmoreland Ave Ste 445, Memphis, TN 38104-7536.
- What is Omer Asif Siddiqui's phone number?
- The practice phone number listed in the NPPES registry for Omer Asif Siddiqui is (901) 866-8810.
- Does Omer Asif Siddiqui accept Medicare?
- Omer Asif Siddiqui is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Omer Asif Siddiqui's NPI active?
- Yes — Omer Asif Siddiqui's NPI (1659577278) is active in the NPPES registry as of the last update on 2025-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.