NPPES file of Aug 9, 2026

Natarajan Asokan, M.D.

Allergy & Immunology Physician · Kingman, AZ

Natarajan Asokan, M.D. is an allergy & immunology physician with a practice address in Kingman, Arizona, and NPI 1649248725, issued on Mar 14, 2006. Check the license (Arizona 23270, as entered in NPPES) on the Arizona Medical Board; 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
1649248725
Name
Natarajan Asokan
Credential
M.D.
Primary taxonomy
Allergy & Immunology Physician 207K00000X
License number
23270 AZ
Self-reported in NPPES; status is on the state search
Practice location
3931 Stockton Hill RD, Kingman, AZ 86409
Phone
(928) 681-5800
Enumerated
Mar 14, 2006
Record last updated
Jun 18, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(928) 681-5801
Medicare enrollment
Enrolled (PECOS I20070725000001); accepts Medicare assignment
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 3931 Stockton Hill RD

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

  1. Autumn Bolles, FNP-BCFamily Nurse Practitioner1932340346
  2. Jeffrey Boyett, PA - CMedical Physician Assistant1760408405
  3. Troy DavisonPhysician Assistant1114023595
  4. Hesham Sahawneh, DOSurgery Physician1871506766
  5. Laurence Schiff, M.D.Psychiatry Physician1477609485
  6. Jon Schwartz, MDFamily Medicine Physician1720008972

Verify Natarajan Asokan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 23270
    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 Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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3.3 times the Medicare Part D claims of the average allergy & immunology physician in 2024

2,472 Medicare Part D claims for 446 beneficiaries, against an average of 741 among the 2,899 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Natarajan Asokan2,472
  2. Specialty average741

Most prescribed

  1. Montelukast Sodium376 claims
  2. Azelastine Hcl322 claims
  3. Levocetirizine Dihydrochloride288 claims
  4. Fluticasone Propionate279 claims
  5. Albuterol Sulfate Hfa195 claims
  6. Famotidine150 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 MIPS final score for 2023 (Medicare payment program): 98 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score100.0
  2. Costout of 100 · 30%93.5
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $194.08

8 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. Natarajan Asokan$194.08
  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.

Natarajan Asokan among 88 allergy & immunology physician records in Arizona

Natarajan Asokan, M.D. is one of 88 allergy & immunology physician records with a practice address in Arizona. 80% 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 20% of them.

  • NPI issued2006 · 20% of these records are older, 39% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated1982 · median 2001 among the 57 with a school on file
  • Record last updated2012 · 51% 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 Arizona 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 Arizona

There are 88 allergy & immunology physician records in Arizona.

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

  1. David Friedman, MDOro Valley, AZ 857551215931050
  2. Andrew Sassack, M.D.Oro Valley, AZ 857551063476042
  3. Robert Stelzle, MDOro Valley, AZ 857551639161813
  4. Anjali JainTucson, AZ 857241609446764
  5. Kaitlyn Leahey, DOTucson, AZ 857241730769456
  6. Tara Carr, M.D.Tucson, AZ 857191669634853
  7. Kelechi OkparaTucson, AZ 857191205532744
  8. Kevin White, MDTucson, AZ 857191942288071

Common questions

What is Natarajan Asokan, M.D.'s NPI number?

Natarajan Asokan, M.D.'s National Provider Identifier (NPI) is 1649248725, issued on Mar 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Natarajan Asokan, M.D. located?

The NPPES record lists a practice address at 3931 Stockton Hill RD, Kingman, AZ, 86409. Phone: (928) 681-5800. Providers update this record themselves, so call before visiting.

How can I verify Natarajan Asokan, M.D.'s license?

NPPES lists Arizona license number 23270, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Natarajan Asokan, M.D. prescribe under Medicare Part D?

In 2024, Natarajan Asokan, M.D. had 2,472 Medicare Part D claims for 446 beneficiaries; the average among allergy & immunology physician prescribers was 741. Part D covers Medicare prescriptions only.

What is Natarajan Asokan, M.D.'s MIPS final score?

The 2023 MIPS final score is 98 of 100. 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.