Vivian Cruz Nanagas, M.D.
Allergy & Immunology Physician · Zionsville, IN
Vivian Cruz Nanagas, M.D. is an allergy & immunology physician with a practice address in Zionsville, Indiana, and NPI 1285977033, issued on Mar 30, 2013. Check the license on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- Vivian Cruz Nanagas
- Credential
- M.D.
- Primary taxonomy
- Allergy & Immunology Physician 207K00000X
- Practice location
- 4400 Weston Pointe Dr Ste 150, Zionsville, IN 46077
- Phone
- (317) 732-4046
- Enumerated
- Mar 30, 2013
- Record last updated
- Jul 12, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (855) 656-7325
- Medicare enrollment
- Enrolled (PECOS I20190814004127); accepts Medicare assignment
- Medical or professional school
- Wright State University Boonshoft School Of Medicine, 2013
- Entity
- Type 1 · individual
8 nearest allergy & immunology physician records → All 50 in Indiana → Look up another NPI →
Also registered at 4400 Weston Pointe Dr Ste 150
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ann Esquivel, M.D.Allergy & Immunology Physician1457642597
Verify Vivian Cruz Nanagas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of IndianaCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
39% more Medicare Part D claims than the average allergy & immunology physician in 2024
1,032 Medicare Part D claims for 151 beneficiaries, against an average of 741 among the 2,899 providers of this specialty who prescribed in Part D. Brand-name drugs were 40% of claims.
Most prescribed
- Montelukast Sodium158 claims
- Azelastine Hcl120 claims
- Fluticasone Propionate118 claims
- Albuterol Sulfate Hfa65 claims
- Trelegy Ellipta62 claims
- Budesonide-Formoterol Fumarate57 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.
Bills Medicare through one group practice
- Psf PLLCZionsville, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Vivian Cruz Nanagas among 50 allergy & immunology physician records in Indiana
Vivian Cruz Nanagas, M.D. is one of 50 allergy & immunology physician records with a practice address in Indiana. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 80% of them.
- NPI issued2013 · 80% of these records are older, 18% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2013 · median 2002 among the 36 with a school on file
- Record last updated2019 · 52% 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 Indiana 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 Indiana
There are 50 allergy & immunology physician records in Indiana.
All 50 in Indiana → Every provider in Zionsville → Allergy & Immunology Physician nationwide →
The 8 allergy & immunology physician records with the nearest ZIP codes
- Ann Esquivel, M.D.Zionsville, IN 460771457642597
- David Patterson, MDNoblesville, IN 460601922001007
- Nabeel Farooqui, M.D.Fishers, IN 460371174732804
- Leena Padhye, M.D.Carmel, IN 460321952715617
- Anita Sivam, D.O.Carmel, IN 460321134547037
- Helen Wang, MDCarmel, IN 460321730126921
- John Duplantier, M.D.Greenwood, IN 461431134121569
- Grace Hendrickson, DOGreenwood, IN 461431174103097
Common questions
What is Vivian Cruz Nanagas, M.D.'s NPI number?
Vivian Cruz Nanagas, M.D.'s National Provider Identifier (NPI) is 1285977033, issued on Mar 30, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Vivian Cruz Nanagas, M.D. located?
The NPPES record lists a practice address at 4400 Weston Pointe Dr Ste 150, Zionsville, IN, 46077. Phone: (317) 732-4046. Providers update this record themselves, so call before visiting.
How can I verify Vivian Cruz Nanagas, M.D.'s license?
Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Vivian Cruz Nanagas, M.D. prescribe under Medicare Part D?
In 2024, Vivian Cruz Nanagas, M.D. had 1,032 Medicare Part D claims for 151 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.