Lia Kaufman, MD
NPI 1790915361 · Gastroenterology Physician · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lia Kaufman, MD is a Gastroenterology Physician provider in Grand Rapids, MI (NPI 1790915361).
Provider details
- NPI number
- 1790915361
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 4301106890 (MI)
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
16 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
113 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 | 31 | $104 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 29 | $87 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 19 | $134 |
| Moderate Sedation Services Provided By the Same Physician Or Other Qualified Health Care Professional Performing a Gastrointestinal Endoscopic Service That Sedation Supports, Requiring the Presence of an Independent Trained Observer to Assist in the MonitoG0500 | 19 | $6 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 15 | $152 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sodium Chloride/Nahco3/Kcl/Pegbrand: Peg 3350-Electrolyte | 93 | 91 |
| Pantoprazole Sodium | 90 | 38 |
| Cyanocobalamin (vitamin B-12)brand: Cyanocobalamin Injection | 48 | — |
| Diphenoxylate Hcl/Atropinebrand: Diphenoxylate-Atropine | 47 | — |
| Omeprazole | 30 | — |
| Upadacitinibbrand: Rinvoq | 30 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$624 across 18 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
- 2009-07-17
- Last updated
- 2021-02-24
- Certified
- 2021-02-24
Frequently asked questions
- What is Lia Kaufman's NPI number?
- Lia Kaufman's National Provider Identifier (NPI) is 1790915361, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lia Kaufman's specialty?
- Lia Kaufman is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Lia Kaufman located?
- Lia Kaufman's practice location on file with NPPES is 4100 Lake Dr Se, Grand Rapids, MI 49546-8292.
- What is Lia Kaufman's phone number?
- The practice phone number listed in the NPPES registry for Lia Kaufman is (616) 267-7414.
- Does Lia Kaufman accept Medicare?
- Lia Kaufman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lia Kaufman's NPI active?
- Yes — Lia Kaufman's NPI (1790915361) is active in the NPPES registry as of the last update on 2021-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.