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

Individual provider Allergy & Immunology Physician · NPI 1154370203

Hamsa N Subramanian, MD is an Allergy/Immunology in Saint Louis, Missouri. Qualified in 1990, 36 years ago. Practices with Signature Medical Group Inc, a 40-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Missouri.

Years since qualifying
36
Licensed in
MO
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

425 N New Ballas Rd Ste 203
Saint Louis, MO 63141-6814
Phone: (314) 872-3104
Fax: (314) 994-7105
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence 107809 (MO)

Record details

NPI number1154370203
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 8, 2006
Last updated in NPPESMarch 16, 2021
Certification dateMarch 16, 2021

Medicare enrollment

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

Medicare specialtyALLERGY/IMMUNOLOGY
Medical schoolOTHER
Graduated 1990 (36 years in practice)
Group practice Signature Medical Group Inc — 40 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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