NPPES file of Aug 9, 2026

Chiraag S. Patel, M.D.

Allergy & Immunology Physician · Roseville, CA

Chiraag S. Patel, M.D. is an allergy & immunology physician with a practice address in Roseville, California, and NPI 1649426602, issued on Aug 11, 2008. Check the license (California A105840, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1649426602
Name
Chiraag S. Patel
Credential
M.D.
Primary taxonomy
Allergy & Immunology Physician 207K00000X
License number
A105840 CA
Self-reported in NPPES; status is on the state search
Practice location
8735 Sierra College Blvd Ste 200, Roseville, CA 95661
Phone
(916) 771-2531
Enumerated
Aug 11, 2008
Record last updated
Jan 20, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20090123000003); accepts Medicare assignment
Medical or professional school
Northeastern Ohio University College Of Medicine, 2005
Telehealth
Offers telehealth (CMS)
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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Also registered at 8735 Sierra College Blvd Ste 200

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Colleen Heiby, PA-CMedical Physician Assistant1407254162

Verify Chiraag S. Patel in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A105840
    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 California license search

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65% more Medicare Part D claims than the average allergy & immunology physician in 2024

1,222 Medicare Part D claims for 271 beneficiaries, against an average of 741 among the 2,899 providers of this specialty who prescribed in Part D. Brand-name drugs were 42% of claims.

  1. Chiraag Patel1,222
  2. Specialty average741

Most prescribed

  1. Montelukast Sodium292 claims
  2. Ipratropium Bromide103 claims
  3. Epinephrine93 claims
  4. Symbicort59 claims
  5. Breyna53 claims
  6. Xolair53 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 53.9 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score40.0
  2. Costout of 100 · 30%26.2
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $3,200.51

126 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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. Chiraag Patel$3,200.51
  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.

Chiraag S. Patel among 444 allergy & immunology physician records in California

Chiraag S. Patel, M.D. is one of 444 allergy & immunology physician records with a practice address in California. 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 2008, is newer than 62% of them.

  • NPI issued2008 · 62% of these records are older, 32% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2005 · median 2004 among the 281 with a school on file
  • Record last updated2021 · 62% 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 California 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 California

There are 444 allergy & immunology physician records in California.

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

  1. Matthew Bowdish, M.D.Roseville, CA 956611770767923
  2. Terrance ChangRoseville, CA 956611861561219
  3. Asha Desai, M.D.Roseville, CA 956611750466298
  4. Mudita Gogna, M.D.Roseville, CA 956611235391640
  5. Shalin Pandya, D.O.Roseville, CA 956611659759512
  6. Priscilla Wong, M.D.Roseville, CA 956611134353949
  7. Mark Zlotlow, MDRoseville, CA 956611154409860
  8. Kamineni Rao, MDRancho Cordova, CA 956701508905688

Common questions

What is Chiraag S. Patel, M.D.'s NPI number?

Chiraag S. Patel, M.D.'s National Provider Identifier (NPI) is 1649426602, issued on Aug 11, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Chiraag S. Patel, M.D. located?

The NPPES record lists a practice address at 8735 Sierra College Blvd Ste 200, Roseville, CA, 95661. Phone: (916) 771-2531. Providers update this record themselves, so call before visiting.

How can I verify Chiraag S. Patel, M.D.'s license?

NPPES lists California license number A105840, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Chiraag S. Patel, M.D. prescribe under Medicare Part D?

In 2024, Chiraag S. Patel, M.D. had 1,222 Medicare Part D claims for 271 beneficiaries; the average among allergy & immunology physician prescribers was 741. Part D covers Medicare prescriptions only.

What is Chiraag S. Patel, M.D.'s MIPS final score?

The 2023 MIPS final score is 53.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.