David Koch, M.D.
NPI 1528148061 · Gastroenterology Physician · Charleston, SC
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Koch, M.D. is a Gastroenterology Physician provider in Charleston, SC (NPI 1528148061).
Provider details
- NPI number
- 1528148061
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 26893 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
661 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 132 | $16 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 74 | $74 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 72 | $91 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 65 | $135 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 51 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tacrolimus | 187 | 49 |
| Rifaximinbrand: Xifaxan | 180 | 23 |
| Spironolactone | 148 | 38 |
| Furosemide | 105 | 30 |
| Carvedilol | 79 | 27 |
| Mycophenolate Mofetil | 69 | 22 |
| Azathioprine | 69 | 15 |
| Ursodiol | 64 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$11,819 across 13 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
- 2006-10-17
- Last updated
- 2007-07-13
Frequently asked questions
- What is David Koch's NPI number?
- David Koch's National Provider Identifier (NPI) is 1528148061, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Koch's specialty?
- David Koch is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is David Koch located?
- David Koch's practice location on file with NPPES is 171 Ashley Ave, Charleston, SC 29425-0001.
- What is David Koch's phone number?
- The practice phone number listed in the NPPES registry for David Koch is (843) 792-1414.
- Does David Koch accept Medicare?
- David Koch is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Koch's NPI active?
- Yes — David Koch's NPI (1528148061) is active in the NPPES registry as of the last update on 2007-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.