Philip Stack, M.D.
NPI 1770678591 · Gastroenterology Physician · Sylva, NC
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Philip Stack, M.D. is a Gastroenterology Physician provider in Sylva, NC (NPI 1770678591).
Provider details
- NPI number
- 1770678591
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 9400644 (NC)
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
478 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 | 163 | $244 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 133 | $87 |
| Balloon Dilation of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope, Less Than 3.0 Cm43249 | 104 | $115 |
| Diagnostic Exam of Large Bowel Using a Flexible Endoscope45378 | 57 | $179 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 21 | $187 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Esomeprazole Magnesium | 681 | 160 |
| Famotidine | 275 | 58 |
| Pantoprazole Sodium | 229 | 59 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 94 | 93 |
| Dexlansoprazolebrand: Dexlansoprazole Dr | 56 | 14 |
| Omeprazole | 31 | 11 |
| Sucralfate | 23 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$461 across 22 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
- 2006-10-04
- Last updated
- 2023-09-11
- Certified
- 2023-09-11
Frequently asked questions
- What is Philip Stack's NPI number?
- Philip Stack's National Provider Identifier (NPI) is 1770678591, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Philip Stack's specialty?
- Philip Stack is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Philip Stack located?
- Philip Stack's practice location on file with NPPES is 26 Westcare Drive, Sylva, NC 28779-5278.
- What is Philip Stack's phone number?
- The practice phone number listed in the NPPES registry for Philip Stack is (828) 586-9200.
- Does Philip Stack accept Medicare?
- Philip Stack is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Philip Stack's NPI active?
- Yes — Philip Stack's NPI (1770678591) is active in the NPPES registry as of the last update on 2023-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.