Monzurul Chowdhury, M.D., M.R.C.P.
NPI 1770875817 · Internal Medicine Physician · Marlborough, MA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Monzurul Chowdhury, M.D., M.R.C.P. is a Internal Medicine Physician provider in Marlborough, MA (NPI 1770875817).
Provider details
- NPI number
- 1770875817
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., M.R.C.P.
- Sex
- Male
- Sole proprietor
- No
- License
- 052690 (CT)
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
15 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
938 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 272 | $80 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 138 | $95 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 131 | $130 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 119 | $121 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 70 | $362 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 250 | 77 |
| Losartan Potassium | 147 | 50 |
| Calcitriol | 89 | 42 |
| Furosemide | 88 | 36 |
| Carvedilol | 85 | 28 |
| Allopurinol | 72 | 21 |
| Hydrochlorothiazide | 71 | 19 |
| Atorvastatin Calcium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,137 across 43 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)
- 267 Grant StBridgeport, CT 06610-2805Phone: (203) 384-3882Fax: (203) 384-3135
Registry dates
- Enumerated
- 2011-05-09
- Last updated
- 2018-03-17
Frequently asked questions
- What is Monzurul Chowdhury's NPI number?
- Monzurul Chowdhury's National Provider Identifier (NPI) is 1770875817, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Monzurul Chowdhury's specialty?
- Monzurul Chowdhury is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Monzurul Chowdhury located?
- Monzurul Chowdhury's practice location on file with NPPES is 157 Union St, Marlborough, MA 01752-1228.
- What is Monzurul Chowdhury's phone number?
- The practice phone number listed in the NPPES registry for Monzurul Chowdhury is (508) 486-5678.
- Does Monzurul Chowdhury accept Medicare?
- Monzurul Chowdhury is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Monzurul Chowdhury's NPI active?
- Yes — Monzurul Chowdhury's NPI (1770875817) is active in the NPPES registry as of the last update on 2018-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.