Katherine Freeman, MD
NPI 1770752594 · Gastroenterology Physician · Lake Success, NY
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Freeman, MD is a Gastroenterology Physician provider in Lake Success, NY (NPI 1770752594).
Provider details
- NPI number
- 1770752594
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 254865-1 (NY)
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
18 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
1,121 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 | 216 | $146 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 136 | $103 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 126 | $287 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 119 | $191 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 94 | $273 |
| Insertion of Needle Into Vein for Collection of Blood Sample |
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 |
|---|---|---|
| Pantoprazole Sodium | 490 | 175 |
| Famotidine | 130 | 54 |
| Omeprazole | 43 | 16 |
| Dexlansoprazolebrand: Dexlansoprazole Dr | 40 | 13 |
| Linaclotidebrand: Linzess | 40 | 14 |
| Amitriptyline Hcl | 35 | — |
| Dicyclomine Hcl | 29 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$425 across 17 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
Additional practice locations (1)
- 2525 W University Ave Ste 300Muncie, IN 47303-3432Phone: (765) 289-5408Fax: (765) 254-3582
Registry dates
- Enumerated
- 2008-02-26
- Last updated
- 2024-08-21
- Certified
- 2024-08-21
Frequently asked questions
- What is Katherine Freeman's NPI number?
- Katherine Freeman's National Provider Identifier (NPI) is 1770752594, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Freeman's specialty?
- Katherine Freeman is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Freeman located?
- Katherine Freeman's practice location on file with NPPES is 4 Ohio Drive, Lake Success, NY 11042.
- What is Katherine Freeman's phone number?
- The practice phone number listed in the NPPES registry for Katherine Freeman is (516) 775-4545.
- Does Katherine Freeman accept Medicare?
- Katherine Freeman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Freeman's NPI active?
- Yes — Katherine Freeman's NPI (1770752594) is active in the NPPES registry as of the last update on 2024-08-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.