Walid El Ayass, M.D
NPI 1700078250 · Hematology & Oncology Physician · Salisbury, MD
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Walid El Ayass, M.D is a Hematology & Oncology Physician provider in Salisbury, MD (NPI 1700078250).
Provider details
- NPI number
- 1700078250
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
- License
- D73895 (MD)
Specialties & taxonomies
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,750 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 242 | $131 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 235 | $92 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 213 | $99 |
| Administration of Non-Hormonal Anti-Neoplastic Chemotherapy Under Skin Or Into Muscle96401 | 203 | $76 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 149 | $147 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Letrozole | 501 | 129 |
| Tamoxifen Citrate | 205 | 57 |
| Anastrozole | 61 | 20 |
| Exemestane | 47 | 15 |
| Abemaciclibbrand: Verzenio | 41 | — |
| Ondansetron Hcl | 35 | 24 |
| Lidocaine/Prilocainebrand: Lidocaine-Prilocaine | 26 | 18 |
| Prochlorperazine Maleate | 26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$46,643 across 90 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
Registry dates
- Enumerated
- 2007-08-17
- Last updated
- 2014-04-24
Frequently asked questions
- What is Walid El Ayass's NPI number?
- Walid El Ayass's National Provider Identifier (NPI) is 1700078250, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Walid El Ayass's specialty?
- Walid El Ayass is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Walid El Ayass located?
- Walid El Ayass's practice location on file with NPPES is 100 E Carroll Street, Salisbury, MD 21801-5422.
- What is Walid El Ayass's phone number?
- The practice phone number listed in the NPPES registry for Walid El Ayass is (410) 749-1282.
- Does Walid El Ayass accept Medicare?
- Walid El Ayass is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Walid El Ayass's NPI active?
- Yes — Walid El Ayass's NPI (1700078250) is active in the NPPES registry as of the last update on 2014-04-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.