Katharine Germansky, M.D.
NPI 1568781540 · Gastroenterology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katharine Germansky, M.D. is a Gastroenterology Physician provider in Boston, MA (NPI 1568781540).
Provider details
- NPI number
- 1568781540
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 244023 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 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
471 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) |
|---|---|---|
| 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 | 94 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 92 | $114 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 86 | $263 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 78 | $89 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 54 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 143 | 136 |
| Omeprazole | 117 | 44 |
| Pantoprazole Sodium | 62 | 19 |
| Mesalamine | 34 | — |
| Ustekinumabbrand: Stelara | 33 | — |
| Adalimumabbrand: Humira(cf) Pen | 29 | — |
| Famotidine | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$54 across 2 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
- 2010-05-31
- Last updated
- 2017-02-06
Frequently asked questions
- What is Katharine Germansky's NPI number?
- Katharine Germansky's National Provider Identifier (NPI) is 1568781540, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katharine Germansky's specialty?
- Katharine Germansky is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Katharine Germansky located?
- Katharine Germansky's practice location on file with NPPES is 110 Francis St, Boston, MA 02215-5501.
- What is Katharine Germansky's phone number?
- The practice phone number listed in the NPPES registry for Katharine Germansky is (617) 632-8623.
- Does Katharine Germansky accept Medicare?
- Katharine Germansky is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katharine Germansky's NPI active?
- Yes — Katharine Germansky's NPI (1568781540) is active in the NPPES registry as of the last update on 2017-02-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.