Zaifi Shanavas, M.D.
NPI 1518054519 · Gastroenterology Physician · Silver Spring, MD
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zaifi Shanavas, M.D. is a Gastroenterology Physician provider in Silver Spring, MD (NPI 1518054519).
Provider details
- NPI number
- 1518054519
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D59775 (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
19 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
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 | 146 | $139 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 129 | $269 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 125 | $101 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 92 | $123 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 70 | $116 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope |
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 |
|---|---|---|
| Pantoprazole Sodium | 184 | 69 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 96 | 93 |
| Famotidine | 44 | 16 |
| Omeprazole | 40 | 15 |
| Sod Picosulf/Mag Ox/Citric Acbrand: Clenpiq | 37 | 36 |
| Dexlansoprazolebrand: Dexlansoprazole Dr | 27 | — |
| Esomeprazole Magnesium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,367 across 92 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
- 2006-10-10
- Last updated
- 2013-03-04
Frequently asked questions
- What is Zaifi Shanavas's NPI number?
- Zaifi Shanavas's National Provider Identifier (NPI) is 1518054519, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zaifi Shanavas's specialty?
- Zaifi Shanavas is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Zaifi Shanavas located?
- Zaifi Shanavas's practice location on file with NPPES is 10801 Lockwood Dr, Silver Spring, MD 20901-1556.
- What is Zaifi Shanavas's phone number?
- The practice phone number listed in the NPPES registry for Zaifi Shanavas is (301) 593-2002.
- Does Zaifi Shanavas accept Medicare?
- Zaifi Shanavas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zaifi Shanavas's NPI active?
- Yes — Zaifi Shanavas's NPI (1518054519) is active in the NPPES registry as of the last update on 2013-03-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.