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MUHAMMAD HAMAD ISLAM M.D.
NPI 1730884784
Internal Medicine in Danbury, CT

Active since March 31, 2023PECOS EnrolledAccepts Medicare Assignment
DANBURY HOSPITAL, 24 HOSPITAL AVENUE, DANBURY, CT 06810(203) 739-8105(203) 749-9092 Get Directions Write a Review

NPPES record last updated: May 13, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 13, 2026, Apr 17, 2026, Mar 15, 2026 and 2 more (5 updates tracked since 2023).

About Muhammad Hamad Islam M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MUHAMMAD HAMAD ISLAM M.D. (NPI 1730884784) is an individual internal medicine provider in Danbury, Connecticut, licensed in Connecticut (83357) and active in the NPI registry since March 2023. He is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1730884784
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMUHAMMAD HAMAD ISLAMCredential: M.D.
Location AddressDANBURY HOSPITAL, 24 HOSPITAL AVENUEDanbury, CT 06810
Mailing AddressDanbury Hospital, 24 Hospital AvenueDanbury, CT 06810 · (203) 739-8105 · Fax (203) 749-9092
Phone(203) 739-8105
Fax(203) 749-9092
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateMarch 31, 2023
Last NPPES UpdateMay 13, 20265 updates tracked since enumeration
NPPES CertifiedMay 13, 2026
✔ NPI 1730884784 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CT · 83357
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedHospitalistTaxonomy 208M00000X · License 83357 (CT)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License 1074266-RES (CT)
DANBURY HOSPITAL, 24 HOSPITAL AVENUE, Danbury, CT 06810
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Muhammad Hamad Islam M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6103381413
PECOS Enrollment IDI20260717001074
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Muhammad Islam reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Nuvance Health Medical Practice Ct, Inc.
2.8 mi
Internal Medicine
24 HOSPITAL AVE
Danbury, CT 06810
  • Reassigned Medicare billing, Connecticut enrollment
  • 818 clinicians in this Medicare group
NPI 1407898117 (203) 739-7742

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06810 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$138.84 typical visit price
range $60.82 – $183.10
Typical copayment $34.71 (range $15.20 – $45.77)
Most-billed visit code 99204
Established Patient
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MANISH KUMAR GUPTA M.D.
Student in an Organized Health Care Education/Training Program
DANBURY HOSPITAL, 24 HOSPITAL AVENUE
DANBURY, CT 06810
Western Connecticut Planning Region (203) 739-8105
MR. SEBASTIAN GEORG LANG M.D.
Student in an Organized Health Care Education/Training Program
DANBURY HOSPITAL, 24 HOSPITAL AVENUE
DANBURY, CT 06810
Western Connecticut Planning Region (203) 739-8105

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Muhammad Islam's NPI number?

The NPI number for Muhammad Islam is 1730884784. It was assigned to this individual provider in the NPPES registry on March 31, 2023.

Where is Muhammad Islam located?

Muhammad Islam practices at Danbury Hospital, 24 Hospital Avenue, Danbury, CT 06810. The listed phone number is (203) 739-8105.

What is Muhammad Islam's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Muhammad Islam enrolled in Medicare?

Yes. Muhammad Islam is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Muhammad Islam's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Muhammad Islam reassigns Medicare benefits to Nuvance Health Medical Practice Ct, Inc. (Danbury, CT). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Muhammad Islam's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Muhammad Islam was last updated on May 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.