Mohammed Omar Ahmed, M.D
NPI 1659756443 · Internal Medicine Physician · Walla Walla, WA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mohammed Omar Ahmed, M.D is a Internal Medicine Physician provider in Walla Walla, WA (NPI 1659756443).
Provider details
- NPI number
- 1659756443
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
745 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 | 446 | $76 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 158 | $112 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 86 | $116 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 55 | $46 |
Typical Medicare-allowed amounts for these services range $46–$116 (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 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 28 | 12 |
| Prednisone | 25 | 18 |
| Atorvastatin Calcium | 23 | 15 |
| Cefdinir | 23 | 23 |
| Furosemide | 22 | 15 |
| Potassium Chloride | 18 | 12 |
| Pantoprazole Sodium | 16 | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$333 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
Additional practice locations (1)
- 550 S Jackson StLouisville, KY 40202-1622Phone: (619) 201-0501
Registry dates
- Enumerated
- 2015-07-22
- Last updated
- 2018-09-28
Frequently asked questions
- What is Mohammed Omar Ahmed's NPI number?
- Mohammed Omar Ahmed's National Provider Identifier (NPI) is 1659756443, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mohammed Omar Ahmed's specialty?
- Mohammed Omar Ahmed is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mohammed Omar Ahmed located?
- Mohammed Omar Ahmed's practice location on file with NPPES is 401 W Poplar St, Walla Walla, WA 99362.
- What is Mohammed Omar Ahmed's phone number?
- The practice phone number listed in the NPPES registry for Mohammed Omar Ahmed is (509) 897-3320.
- Does Mohammed Omar Ahmed accept Medicare?
- Mohammed Omar Ahmed is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mohammed Omar Ahmed's NPI active?
- Yes — Mohammed Omar Ahmed's NPI (1659756443) is active in the NPPES registry as of the last update on 2018-09-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.