John Park, M.D.
NPI 1588665103 · Gastroenterology Physician · Hudson, OH
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Park, M.D. is a Gastroenterology Physician provider in Hudson, OH (NPI 1588665103).
Provider details
- NPI number
- 1588665103
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 35060816P (OH)
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
338 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) |
|---|---|---|
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 70 | $230 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 60 | $86 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 50 | $67 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 37 | $101 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 22 | $122 |
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 |
|---|---|---|
| Pantoprazole Sodium | 434 | 109 |
| Mesalamine | 82 | 19 |
| Esomeprazole Magnesium | 70 | 15 |
| Omeprazole | 57 | 20 |
| Linaclotidebrand: Linzess | 41 | — |
| Lipase/Protease/Amylasebrand: Creon | 40 | — |
| Promethazine Hcl | 34 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$24 across 1 record (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 (1)
- 4016 Massillon Rd Ste CUniontown, OH 44685-7818Phone: (330) 926-3313Fax: (330) 945-7381
Registry dates
- Enumerated
- 2005-08-04
- Last updated
- 2023-08-01
- Certified
- 2023-07-28
Frequently asked questions
- What is John Park's NPI number?
- John Park's National Provider Identifier (NPI) is 1588665103, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Park's specialty?
- John Park is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is John Park located?
- John Park's practice location on file with NPPES is 231 Seasons Rd, Hudson, OH 44224.
- What is John Park's phone number?
- The practice phone number listed in the NPPES registry for John Park is (330) 926-3313.
- Does John Park accept Medicare?
- John Park is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Park's NPI active?
- Yes — John Park's NPI (1588665103) is active in the NPPES registry as of the last update on 2023-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.