Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mahmood Islam Siddique, DO

Individual provider Pulmonary Disease Physician · NPI 1700976073

Mahmood Islam Siddique, DO is an Internal Medicine in Lawrenceville, New Jersey. Graduated from Midwestern University, Chicago College of Osteopathic Med in 1991, 35 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in New Jersey.

Years since qualifying
35
Trained at
Midwestern University, Chicago College of Osteopathic Med
Licensed in
NJ
In the registry since
2006
Specialties on file
6
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

31 E Darrah Ln
Lawrenceville, NJ 08648-3763
Phone: (609) 587-9944
Fax: (609) 587-9955
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 25MB05852900 (NJ)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence 25MB05852900 (NJ)
Specialist Taxonomy 174400000X · Licence 25MB05852900 (NJ)
Allergy & Immunology Physician Taxonomy 207K00000X · Licence 25MB05852900 (NJ)
Sleep Medicine (Internal Medicine) Physician Taxonomy 207RS0012X · Licence 25MB05852900 (NJ)
Pain Medicine Physician Taxonomy 208VP0000X · Licence 25MB05852900 (NJ)

Record details

NPI number1700976073
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedOctober 14, 2006
Last updated in NPPESNovember 29, 2025
Certification dateNovember 29, 2025
Mailing address31 E Darrah Ln, Lawrenceville, NJ 08648-3763

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Also practisesPULMONARY DISEASE, SLEEP MEDICINE
Medical schoolMIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED
Graduated 1991 (35 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services