Samantha Zullow, M.D.
NPI 1558780684 · Gastroenterology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Samantha Zullow, M.D. is a Gastroenterology Physician provider in Boston, MA (NPI 1558780684).
Provider details
- NPI number
- 1558780684
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 269204 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
186 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 72 | $17 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 60 | $160 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 20 | $124 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 18 | $128 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 16 | $82 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 51 | 49 |
| Omeprazole | 41 | 13 |
| Risankizumab-Rzaabrand: Skyrizi On-Body | 18 | — |
| Mesalamine | 16 | — |
| Ustekinumabbrand: Stelara | 15 | — |
| Prednisone | 12 | — |
| Vedolizumabbrand: Entyvio | 11 |
Practice location
Mailing address
Additional practice locations (2)
- 88 E Newton StEvans 124Boston, MA 02118-2308Phone: (617) 638-6500Fax: (617) 638-6501
- 550 1st AveNew York, NY 10016-6402Phone: (212) 263-5506
Registry dates
- Enumerated
- 2014-04-16
- Last updated
- 2023-01-16
- Certified
- 2023-01-16
Frequently asked questions
- What is Samantha Zullow's NPI number?
- Samantha Zullow's National Provider Identifier (NPI) is 1558780684, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Samantha Zullow's specialty?
- Samantha Zullow is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Samantha Zullow located?
- Samantha Zullow's practice location on file with NPPES is 330 Brookline Ave # Dana501, Boston, MA 02215-5491.
- What is Samantha Zullow's phone number?
- The practice phone number listed in the NPPES registry for Samantha Zullow is (617) 754-4232.
- Does Samantha Zullow accept Medicare?
- Samantha Zullow is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Samantha Zullow's NPI active?
- Yes — Samantha Zullow's NPI (1558780684) is active in the NPPES registry as of the last update on 2023-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.