Dr. Rajan Ravikumar, MD

  • Ann Arbor, MI
  • Allergist and immunologist
NPI1790734564PAC ID1254337231
Medicare services, 2024
117
Medicare patients, 2024
116
Part D claims, 2024
568
Publications
9
Hospital affiliations
1
Practice address
1500 E Medical Center Dr, Ann Arbor, MI 48109
Practice phone
Call (734) 936-4000
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

University Hospital

School-Based Health Center · Ann Arbor, Michigan

See all 4 affiliations

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Dr. Rajan Ravikumar is an allergist and immunologist in Ann Arbor, Michigan

Dr. Ravikumar practices at University Hospital in Ann Arbor, Michigan.

Dr. Ravikumar's NPI, 1790734564, was assigned on May 9, 2006. Dr. Ravikumar graduated from Rutgers New Jersey Medical School in 2000. Dr. Ravikumar holds Michigan license 4301076537.

NPI and contact details
Medicare PAC ID
1254337231
NPI enumeration date
May 9, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(734) 936-4000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
52
Medical school graduation
2000

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Rajan Ravikumar practices at University Hospital in Ann Arbor, Michigan

Dr. Ravikumar's primary practice is University Hospital, at 1500 E Medical Center Dr, Ann Arbor, MI 48109. The practice phone is (734) 936-4000.

  • University Hospital
    1500 E Medical Center Dr, Ann Arbor, MI 48109Phone(734) 936-4000

Source: Dmand AI Affiliation Data

Dr. Rajan Ravikumar is affiliated with 3 sites of care and 1 medical group

Dr. Ravikumar's primary practice is University Hospital in Ann Arbor, Michigan. Dr. Ravikumar is also affiliated with University Hospital. The medical group on file is University of Michigan Health. Dmand AI also links Dr. Ravikumar to 1 more group practice or clinic, named with a free account. Dr. Ravikumar's employer is on file too: a school & student health.

See all 4 affiliations for Dr. Ravikumar

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Rajan Ravikumar's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ravikumar practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
University HospitalAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Rajan Ravikumar is one of 118 allergists and immunologists in Michigan

Allergy and immunology is Dr. Ravikumar's primary specialty in the NPI Registry, under taxonomy code 207K00000X. Dr. Ravikumar is board certified in allergy & immunology by the American Board of Allergy and Immunology. Dmand AI has Dr. Ravikumar's licenses on file in 4 states: Michigan, Pennsylvania, New Jersey and New York.

Specialties and state licenses

  • Allergy and immunology, MichiganPrimaryLicense 4301076537 · 2000 to 2028 · taxonomy 207K00000X
  • Pennsylvania licenseLicense MD428811 · 2006 to 2016
  • New Jersey license2003 to 2015
  • New York license2004 to 2007

Clinical focus

Dmand AI lists asthma, chronic nasal allergies, hives and immune deficiency disease among the conditions Dr. Ravikumar treats.

Allergists and immunologists near Dr. Ravikumar

Counts of allergists and immunologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Rajan Ravikumar billed Medicare for 117 services in 2024

CMS data shows 117 Medicare services from Dr. Ravikumar across 4 procedure codes in 2024, all of them office visits, for 116 Medicare patients. Medicare paid $7,343 for them.

Medicare services, 2024117
Medicare patients116
Paid by Medicare$7,343
Procedure codes4

Dr. Ravikumar's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1762024: 11734%
Tests and treatments
2023: 2932024: 0100%

Where Dr. Ravikumar's Medicare services took place, 2024

  • In an office10186%
  • In a facility1614%

Dr. Ravikumar compared with the Michigan median for allergists and immunologists, 2024

  • Dr. Ravikumar
  • Michigan median
Medicare services
117vs 1,00688% below
Medicare patients
116vs 10412% above
Part D claims
449vs 38417% above

Medians across 120 allergists and immunologists in Michigan with Dmand AI profiles that report each measure.

Dr. Ravikumar's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Ravikumar

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ravikumar and other allergists and immunologists in Michigan.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Rajan Ravikumar treated 116 Medicare patients in 2024, average age 66

CMS counts 116 Medicare patients who saw Dr. Ravikumar in 2024. The largest group is 65 to 74, with 52 patients. 64% of them have high blood pressure, and 63% have high cholesterol. 20% are also on Medicaid. Their average risk score is 1.94, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Ravikumar's median patient age at 41, with 61% women.

Medicare patients, 2024116
Average age66
Average risk score1.94
Also on Medicaid20%

Dr. Ravikumar's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Ravikumar's Medicare patients by sex, 2024

  • Women7464%
  • Men4236%

Chronic conditions among Dr. Ravikumar's Medicare patients, 2024

  1. High blood pressure64%
  2. High cholesterol63%
  3. Arthritis48%
  4. Asthma38%
  5. Mood disorders36%
  6. Anxiety34%
  7. Depression33%
  8. Diabetes30%

Share of Medicare patients with each condition. A patient can have several.

Dr. Ravikumar's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 41

Patient panel by sex, all payers

  • Women61%
  • Men39%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Rajan Ravikumar wrote 568 Medicare Part D claims in 2024

In 2024, Dr. Ravikumar wrote 568 Medicare Part D claims for 100 patients. 51% of them were for generic drugs. CMS names the drug for 449 of them, across 16 drugs with 11 or more claims each, at $532,041 in total drug cost. In 2023, CMS named 359 claims across 15 drugs.

Part D claims, 2024568
Drugs named by CMS16
Total drug cost$532,041
Part D patients100

Dr. Ravikumar's Part D claims by kind of drug, 2024

  • Generic287 claims51%
  • Brand-name281 claims49%

Dr. Ravikumar's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 3592024: 44925%

Drugs named by CMS: 16 in 2024, 15 in 2023.

See all prescribing by Dr. Ravikumar

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Rajan Ravikumar offers telehealth to Medicare patients

Dr. Ravikumar accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Ravikumar as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Rajan Ravikumar has 9 publications on record

Dmand AI links 9 papers to Dr. Ravikumar, published from 2020 to 2024. 2023 was the busiest year, with 2. The most frequent topics are Anti-Bacterial Agents, Drug Hypersensitivity and Penicillins. Dr. Ravikumar has published most often in J Allergy Clin Immunol Glob. Dr. Ravikumar's most frequent co-authors are Alan P. Baptist, MD, Georgiana M. Sanders, MD and Eric C. Walford, MD.

Papers9
Years published2020 to 2024

Dr. Ravikumar's papers by year, 2020 to 2024

Topics Dr. Ravikumar writes about most

  • Anti-Bacterial Agents
  • Drug Hypersensitivity
  • Penicillins
  • Arthritis, Rheumatoid
  • Hypersensitivity
  • Skin Tests

Dr. Ravikumar's most frequent co-authors

Recent publications by Dr. Ravikumar

See all 9 publications and co-authors

See who Dr. Ravikumar researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ravikumar works with, so you can find a warm path to the right allergists and immunologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Rajan Ravikumar received $1,570 in industry payments from 2018 to 2025

CMS Open Payments shows 19 general payments to Dr. Ravikumar from 10 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $439.

General payments to Dr. Ravikumar by program year, 2018 to 2025

Companies that paid Dr. Ravikumar the most, 2018 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Ravikumar

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Rajan Ravikumar has 1 award and honors on record

Dmand AI lists 1 award for Dr. Ravikumar, most recently CMS Stage 1 EHR in 2012.

Awards and honors for Dr. Ravikumar

  1. 2012
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Rajan Ravikumar graduated from Rutgers New Jersey Medical School

Dr. Ravikumar graduated from Rutgers New Jersey Medical School in 2000. Dr. Ravikumar is a member of AAAAI.

  1. Medical schoolRutgers New Jersey Medical School
  2. Board certified in allergy & immunologyAmerican Board of Allergy and Immunology

Source: Dmand AI Professional Profile Data

Dr. Rajan Ravikumar accepts plans from 20 insurance carriers

Dr. Ravikumar is in network with 20 carriers, including Aetna, Health Alliance Plan and Priority Health. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

  • Aetna
  • Health Alliance Plan
  • Priority Health
  • United Healthcare
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • Molina
  • Blue Cross Blue Shield of Massachusetts
  • +12 more carriersWith a free account

Plan types Dr. Ravikumar accepts, by number of carriers

  1. PPO12
  2. HMO11
  3. Medicare10
  4. POS6
  5. EPO5
  6. Medicaid3

Source: Dmand AI Insurance Network Data

Sources for Dr. Rajan Ravikumar's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Rajan Ravikumar

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Rajan Ravikumar's NPI number?

Dr. Rajan Ravikumar's NPI number is 1790734564. It was assigned on May 9, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Rajan Ravikumar?

Dr. Rajan Ravikumar is an allergist and immunologist in Ann Arbor, Michigan. The primary specialty in the NPI Registry is Allergy & Immunology Physician (taxonomy code 207K00000X).

Where does Dr. Rajan Ravikumar practice?

Dr. Ravikumar practices at 1500 E Medical Center Dr, Ann Arbor, MI 48109. Dr. Ravikumar's primary practice is University Hospital in Ann Arbor, Michigan. Dmand AI also links Dr. Ravikumar to 1 group practice or clinic.

What is Dr. Rajan Ravikumar's office phone number?

The practice phone on file for Dr. Ravikumar is (734) 936-4000.

What is Dr. Rajan Ravikumar's medical license number?

Dr. Ravikumar holds Michigan license 4301076537, one of the licenses on file in 4 states.

Which states has Dr. Rajan Ravikumar been licensed in?

Dmand AI has state licenses on file for Dr. Ravikumar in Michigan (2000 to 2028), Pennsylvania (2006 to 2016), New Jersey (2003 to 2015) and New York (2004 to 2007).

Which hospitals is Dr. Rajan Ravikumar affiliated with?

Dr. Ravikumar is affiliated with University Hospital.

What medical group is Dr. Rajan Ravikumar part of?

Dr. Ravikumar is linked to University of Michigan Health.

Does Dr. Rajan Ravikumar accept Medicare?

Yes. CMS data shows Dr. Ravikumar billed Medicare for 117 services in 2024, and Dr. Ravikumar accepts Medicare assignment.

Does Dr. Rajan Ravikumar offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Ravikumar as offering telehealth services.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Rajan Ravikumar see?

CMS counts 116 Medicare patients who saw Dr. Ravikumar in 2024, with an average age of 66.

Is Dr. Rajan Ravikumar board certified?

Yes. Dr. Ravikumar is board certified in allergy & immunology by the American Board of Allergy and Immunology.

What services does Dr. Rajan Ravikumar bill to Medicare?

In 2024, Dr. Ravikumar's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and office visit, established patient (99213).

Where did Dr. Rajan Ravikumar go to medical school?

Dr. Ravikumar graduated from Rutgers New Jersey Medical School in 2000.

What drugs does Dr. Rajan Ravikumar prescribe most?

In 2024 Medicare Part D data, Dr. Ravikumar's most prescribed drugs by claims were Dupixent Pen, Montelukast Sodium and Xolair.

Has Dr. Rajan Ravikumar received payments from drug or device companies?

CMS Open Payments shows $1,570 in general payments to Dr. Ravikumar from 10 companies from 2018 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.

How long has Dr. Rajan Ravikumar been practicing?

Dr. Ravikumar graduated from medical school in 2000, 26 years ago.

Does Dr. Rajan Ravikumar do research?

Dmand AI links 9 publications to Dr. Ravikumar, published from 2020 to 2024.

Who does Dr. Rajan Ravikumar publish with?

Dr. Ravikumar's most frequent co-authors are Alan P. Baptist, MD (2 shared papers), Georgiana M. Sanders, MD (2 shared papers) and Eric C. Walford, MD (2 shared papers).

What insurance does Dr. Rajan Ravikumar accept?

Dr. Ravikumar is in network with 20 carriers, including Aetna, Health Alliance Plan and Priority Health. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

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