NPPES file of Aug 9, 2026

Harini Hosain, MD

Allergy & Immunology Physician · Bloomfield, CT

Harini Hosain, MD is an allergy & immunology physician with a practice address in Bloomfield, Connecticut, and NPI 1801819255, issued on Jul 26, 2006. Check the license (Connecticut 042489, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1801819255
Name
Harini Hosain
Credential
MD
Primary taxonomy
Allergy & Immunology Physician 207K00000X
License number
042489 CT
Self-reported in NPPES; status is on the state search
Practice location
35 Jolley Dr Ste 103, Bloomfield, CT 06002
Phone
(860) 286-0041
Enumerated
Jul 26, 2006
Record last updated
Mar 5, 2025
Medicaid ID
001424895 CT
Medicare enrollment
Enrolled (PECOS I20050819000668); accepts Medicare assignment
Medical or professional school
Texas Tech University Health Science Center School Of Medicine, 1988
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Harini Hosain in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 042489
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Connecticut license search

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About as many Medicare Part D claims as the average allergy & immunology physician in 2024

744 Medicare Part D claims for 152 beneficiaries, against an average of 741 among the 2,899 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Harini Hosain744
  2. Specialty average741

Most prescribed

  1. Montelukast Sodium156 claims
  2. Azelastine Hcl117 claims
  3. Albuterol Sulfate Hfa58 claims
  4. Epinephrine27 claims
  5. Arnuity Ellipta25 claims
  6. Levocetirizine Dihydrochloride25 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $81.75

4 payments; by number, the most common kind was food and beverage; the largest payer was Csl Behring. The 2,496 providers of this specialty with any payment received $8,321.81 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Harini Hosain$81.75
  2. Specialty average$8,321.81

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Collins Medical Associates 2 PCBloomfield, CT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Harini Hosain among 57 allergy & immunology physician records in Connecticut

Harini Hosain, MD is one of 57 allergy & immunology physician records with a practice address in Connecticut. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 19% of them.

  • NPI issued2006 · 19% of these records are older, 42% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated1988 · median 2002 among the 35 with a school on file
  • Record last updated2025 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207K00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Allergy & Immunology Physician providers in Connecticut

There are 57 allergy & immunology physician records in Connecticut.

The 8 allergy & immunology physician records with the nearest ZIP codes

  1. Prasad Srinivasan, MDGlastonbury, CT 060331740253517
  2. Benoit Tano, MD, PHDGlastonbury, CT 060331457419616
  3. Reinhard Kage, MDManchester, CT 060401902891013
  4. Jigisha Morosky, M.D.Enfield, CT 060821518189612
  5. Leonard Cohen, M.D., PH.D.West Hartford, CT 061071710080619
  6. Shamsa Shafi, M.D.West Hartford, CT 061071023274842
  7. Kevin McGrath, MDWethersfield, CT 061091306840343
  8. Wei An, M.D.West Hartford, CT 061191942576947

Common questions

What is Harini Hosain, MD's NPI number?

Harini Hosain, MD's National Provider Identifier (NPI) is 1801819255, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Harini Hosain, MD located?

The NPPES record lists a practice address at 35 Jolley Dr Ste 103, Bloomfield, CT, 06002. Phone: (860) 286-0041. Providers update this record themselves, so call before visiting.

How can I verify Harini Hosain, MD's license?

NPPES lists Connecticut license number 042489, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Harini Hosain, MD prescribe under Medicare Part D?

In 2024, Harini Hosain, MD had 744 Medicare Part D claims for 152 beneficiaries; the average among allergy & immunology physician prescribers was 741. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.