Michael Long
NPI 1821071317 · Gastroenterology Physician · Minneapolis, MN
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Long is a Gastroenterology Physician provider in Minneapolis, MN (NPI 1821071317).
Provider details
- NPI number
- 1821071317
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 34481 (MN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
139 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 41 | $229 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 36 | $111 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 28 | $106 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 22 | $88 |
| Diagnostic Exam of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43235 | 12 | $92 |
Typical Medicare-allowed amounts for these services range $88–$229 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Peg-3350 and Electrolytes | 60 | 60 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 50 | 49 |
| Pantoprazole Sodium | 42 | 15 |
| Omeprazole | 32 | 11 |
| Cholestyramine (with Sugar)brand: Cholestyramine | 29 | 12 |
| Lipase/Protease/Amylasebrand: Creon | 20 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-29
- Last updated
- 2021-09-28
- Certified
- 2021-09-28
Frequently asked questions
- What is Michael Long's NPI number?
- Michael Long's National Provider Identifier (NPI) is 1821071317, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Long's specialty?
- Michael Long is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Long located?
- Michael Long's practice location on file with NPPES is 2450 Riverside Ave, Minneapolis, MN 55454-1450.
- What is Michael Long's phone number?
- The practice phone number listed in the NPPES registry for Michael Long is (612) 672-6000.
- Does Michael Long accept Medicare?
- Michael Long is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Long's NPI active?
- Yes — Michael Long's NPI (1821071317) is active in the NPPES registry as of the last update on 2021-09-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.