Henry Paik, M.D.
NPI 1194789149 · Gastroenterology Physician · Chattanooga, TN
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Henry Paik, M.D. is a Gastroenterology Physician provider in Chattanooga, TN (NPI 1194789149).
Provider details
- NPI number
- 1194789149
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 27599 (TN)
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
20 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
1,334 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 436 | $79 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 197 | $43 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 127 | $97 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 92 | $153 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 85 | $61 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 423 | 147 |
| Dicyclomine Hcl | 296 | 99 |
| Linaclotidebrand: Linzess | 173 | 52 |
| Pantoprazole Sodium | 170 | 56 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 141 | 138 |
| Dexlansoprazolebrand: Dexlansoprazole Dr | 111 | 33 |
| Sucralfate | 107 | 36 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,724 across 159 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
- 2006-04-14
- Last updated
- 2023-10-19
- Certified
- 2023-10-19
Frequently asked questions
- What is Henry Paik's NPI number?
- Henry Paik's National Provider Identifier (NPI) is 1194789149, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Henry Paik's specialty?
- Henry Paik is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Henry Paik located?
- Henry Paik's practice location on file with NPPES is 2341 Mccallie Ave, Chattanooga, TN 37404-3239.
- What is Henry Paik's phone number?
- The practice phone number listed in the NPPES registry for Henry Paik is (423) 648-8204.
- Does Henry Paik accept Medicare?
- Henry Paik is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Henry Paik's NPI active?
- Yes — Henry Paik's NPI (1194789149) is active in the NPPES registry as of the last update on 2023-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.