Greta Taitelbaum, MD CM FRCP(C) FACG
NPI 1649246273 · Gastroenterology Physician · Framingham, MA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Greta Taitelbaum, MD CM FRCP(C) FACG is a Gastroenterology Physician provider in Framingham, MA (NPI 1649246273).
Provider details
- NPI number
- 1649246273
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD CM FRCP(C) FACG
- Sex
- Female
- Sole proprietor
- No
- License
- 78117 (MA)
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
20 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
1,467 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) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 759 | $42 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 163 | $140 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 92 | $85 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 82 | $155 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 78 | $113 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 248 | 85 |
| Famotidine | 165 | 49 |
| Pantoprazole Sodium | 81 | 23 |
| Dicyclomine Hcl | 29 | — |
| Budesonidebrand: Budesonide Ec | 26 | — |
| Linaclotidebrand: Linzess | 23 | — |
| Lipase/Protease/Amylasebrand: Creon | 21 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$356 across 8 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
- 2006-02-24
- Last updated
- 2015-12-29
Frequently asked questions
- What is Greta Taitelbaum's NPI number?
- Greta Taitelbaum's National Provider Identifier (NPI) is 1649246273, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Greta Taitelbaum's specialty?
- Greta Taitelbaum is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Greta Taitelbaum located?
- Greta Taitelbaum's practice location on file with NPPES is 475 Franklin St, Framingham, MA 01702-6264.
- What is Greta Taitelbaum's phone number?
- The practice phone number listed in the NPPES registry for Greta Taitelbaum is (508) 620-9200.
- Does Greta Taitelbaum accept Medicare?
- Greta Taitelbaum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Greta Taitelbaum's NPI active?
- Yes — Greta Taitelbaum's NPI (1649246273) is active in the NPPES registry as of the last update on 2015-12-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.