Hector Pun, MD
NPI 1447304944 · Gastroenterology Physician · Waterbury, CT
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hector Pun, MD is a Gastroenterology Physician provider in Waterbury, CT (NPI 1447304944).
Provider details
- NPI number
- 1447304944
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 024176 (CT)
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
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
1,328 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 | 344 | $133 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 166 | $135 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 138 | $94 |
| Urinalysis, Manual Test81002 | 127 | $3 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 121 | $20 |
| Administration of Influenza Virus VaccineG0008 | 80 | $34 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 151 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 442 | 117 |
| Rosuvastatin Calcium | 383 | 112 |
| Amlodipine Besylate | 363 | 94 |
| Levothyroxine Sodium | 320 | 82 |
| Lisinopril | 302 | 80 |
| Losartan Potassium | 229 | 62 |
| Omeprazole |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,123 across 134 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
- 2007-01-22
- Last updated
- 2010-01-20
Frequently asked questions
- What is Hector Pun's NPI number?
- Hector Pun's National Provider Identifier (NPI) is 1447304944, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hector Pun's specialty?
- Hector Pun is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Hector Pun located?
- Hector Pun's practice location on file with NPPES is 134 Grandview Ave, Waterbury, CT 06708-2507.
- What is Hector Pun's phone number?
- The practice phone number listed in the NPPES registry for Hector Pun is (203) 756-7788.
- Does Hector Pun accept Medicare?
- Hector Pun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hector Pun's NPI active?
- Yes — Hector Pun's NPI (1447304944) is active in the NPPES registry as of the last update on 2010-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.