Shima Ghavimi, M.D.
NPI 1811316458 · Gastroenterology Physician · Waterloo, IA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shima Ghavimi, M.D. is a Gastroenterology Physician provider in Waterloo, IA (NPI 1811316458).
Provider details
- NPI number
- 1811316458
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 29355 (WV)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Allopathic & Osteopathic Physicians
- Gastroenterology Physician207RG0100X
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
587 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 | 117 | $123 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 102 | $237 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 101 | $98 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 93 | $160 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 66 | $92 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 162 | 50 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 140 | 135 |
| Omeprazole | 48 | 18 |
| Famotidine | 36 | — |
| Esomeprazole Magnesium | 30 | — |
| Sodium Chloride/Nahco3/Kcl/Pegbrand: Peg 3350-Electrolyte | 29 | 26 |
| Metronidazole | 21 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$367 across 4 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 (3)
- 2041 Georgia Avenue NwWashangton, DC 20060Phone: (202) 865-1920Fax: (202) 865-7199
- 185 South Orange StreetNewark, NJ 07103-0710Phone: (202) 480-3808
- 1249 15th St Ste 3000Huntington, WV 25701-3663Phone: (304) 691-1000
Registry dates
- Enumerated
- 2014-04-10
- Last updated
- 2023-08-23
- Certified
- 2023-08-23
Frequently asked questions
- What is Shima Ghavimi's NPI number?
- Shima Ghavimi's National Provider Identifier (NPI) is 1811316458, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shima Ghavimi's specialty?
- Shima Ghavimi is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Shima Ghavimi located?
- Shima Ghavimi's practice location on file with NPPES is 1015 S Hackett Rd, Waterloo, IA 50701.
- What is Shima Ghavimi's phone number?
- The practice phone number listed in the NPPES registry for Shima Ghavimi is (319) 234-5990.
- Does Shima Ghavimi accept Medicare?
- Shima Ghavimi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shima Ghavimi's NPI active?
- Yes — Shima Ghavimi's NPI (1811316458) is active in the NPPES registry as of the last update on 2023-08-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.