Dr. Joonhee Lim, MD

  • Phoenix, AZ
  • Rheumatologist
NPI1982834321PAC ID1456571165
Medicare services, 2024
225,727
Medicare patients, 2024
896
Part D claims, 2024
3,289
MIPS score, 2024
99
Industry payments
$9,220
Practice address
4550 E Bell Rd, Phoenix, AZ 85032
Practice phone
Call (480) 443-8400
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Arizona Arthritis & Rheumatology Associates P C

Phoenix, Arizona

See all 3 affiliations

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Dr. Joonhee Lim is a rheumatologist in Phoenix, Arizona

Dr. Lim practices at Arizona Arthritis & Rheumatology Associates P C in Phoenix, Arizona.

Dr. Lim's NPI, 1982834321, was assigned on July 20, 2009. Dr. Lim holds Arizona license 55529.

NPI and contact details
Medicare PAC ID
1456571165
NPI enumeration date
July 20, 2009
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(480) 443-8400
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
48
Medical school graduation
2004

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

Dr. Joonhee Lim practices at Arizona Arthritis & Rheumatology Associates P C in Phoenix, Arizona

Dr. Lim's primary practice is Arizona Arthritis & Rheumatology Associates P C, at 4550 E Bell Rd, Phoenix, AZ 85032 in Maricopa County. The practice phone is (480) 443-8400.

  • Arizona Arthritis & Rheumatology Associates P C
    4550 E Bell Rd, Phoenix, AZ 85032 · Maricopa CountyPhone(480) 443-8400

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Joonhee Lim is affiliated with 2 sites of care and 1 medical group

Dr. Lim's primary practice is Arizona Arthritis & Rheumatology Associates P C in Phoenix, Arizona. The medical group on file is Arizona Arthritis & Rheumatology Associates. Dmand AI also links Dr. Lim to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. Lim

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Joonhee Lim's practice

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

EHR by site
SiteEHR vendor and product
Arizona Arthritis & Rheumatology Associates P CAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Joonhee Lim is one of 98 rheumatologists in Arizona

Rheumatology is Dr. Lim's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Lim is licensed in Arizona.

Specialties and state licenses

  • Rheumatology, ArizonaPrimaryLicense 55529 · taxonomy 207RR0500X

Rheumatologists near Dr. Lim

Counts of rheumatologists 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. Joonhee Lim billed Medicare for 225,727 services in 2024

CMS data shows 225,727 Medicare services from Dr. Lim across 45 procedure codes in 2024, for 896 Medicare patients. Medicare paid $2,736,089 for them. Every service was in an office.

Medicare services, 2024225,727
Medicare patients896
Paid by Medicare$2.7M
Procedure codes45

Dr. Lim's Medicare services by type, 2024

  1. Drugs given in the office216,157
  2. Lab and pathology4,484
  3. Tests and treatments1,826
  4. Office and hospital visits1,797
  5. Surgery1,157
  6. Other services306

Dr. Lim compared with the Arizona median for rheumatologists, 2024

  • Dr. Lim
  • Arizona median
Medicare services
225,727vs 5,24843.0 times
Medicare patients
896vs 3662.4 times
Part D claims
3,010vs 1,2012.5 times

Medians across 98 rheumatologists in Arizona with Dmand AI profiles that report each measure.

Dr. Lim'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. Lim

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

Dr. Joonhee Lim treated 896 Medicare patients in 2024, average age 73

CMS counts 896 Medicare patients who saw Dr. Lim in 2024. The largest group is 65 to 74, with 471 patients. 75% of them have arthritis, and 75% have high cholesterol. 5% are also on Medicaid. Their average risk score is 1.27, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Lim's median patient age at 65, with 77% women.

Medicare patients, 2024896
Average age73
Average risk score1.27
Also on Medicaid5%

Dr. Lim's Medicare patients by age, 2024

Dr. Lim's Medicare patients by sex, 2024

  • Women70479%
  • Men19221%

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

  1. Arthritis75%
  2. High cholesterol75%
  3. High blood pressure68%
  4. Osteoporosis44%
  5. Mood disorders27%
  6. Ischemic heart disease26%
  7. Anxiety25%
  8. Chronic kidney disease25%

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

Dr. Lim's patients across all payers

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

Patient panel by age, all payers

Median age 65

Patient panel by sex, all payers

  • Women77%
  • Men21%

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

Dr. Joonhee Lim wrote 3,289 Medicare Part D claims in 2024

In 2024, Dr. Lim wrote 3,289 Medicare Part D claims for 758 patients. 82% of them were for generic drugs. CMS names the drug for 3,010 of them, across 41 drugs with 11 or more claims each, at $2,839,393 in total drug cost.

Part D claims, 20243,289
Drugs named by CMS41
Total drug cost$2.8M
Part D patients758

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

  • Generic2,703 claims82%
  • Brand-name and other586 claims18%

Dr. Lim'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.

Drug classes CMS tracks in Dr. Lim's Part D claims, 2024

  • Opioids9%300 of 3,289 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

See all prescribing by Dr. Lim

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. Joonhee Lim scored 99 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 99 out of 100 for Dr. Lim for performance year 2024, reported as part of a group. Dr. Lim accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Lim's MIPS scores, performance year 2024

  • 99of 100Final score
  • 99of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Joonhee Lim received $9,220 in industry payments from 2024 to 2025

CMS Open Payments shows 486 general payments to Dr. Lim from 26 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $2,535. It also lists 1 research payment totaling $105 in 2024, naming 1 clinical trial.

General payments to Dr. Lim by program year, 2024 to 2025

General payments to Dr. Lim by kind, 2024 to 2025

$9.2Kin total
  • Food and beverage$9,198100%
  • Education$210%

Companies that paid Dr. Lim the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Lim

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

Sources for Dr. Joonhee Lim'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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. Joonhee Lim

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. Joonhee Lim's NPI number?

Dr. Joonhee Lim's NPI number is 1982834321. It was assigned on July 20, 2009, and it is active in the NPI Registry.

What kind of doctor is Dr. Joonhee Lim?

Dr. Joonhee Lim is a rheumatologist in Phoenix, Arizona. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).

Where does Dr. Joonhee Lim practice?

Dr. Lim practices at 4550 E Bell Rd, Phoenix, AZ 85032. Dr. Lim's primary practice is Arizona Arthritis & Rheumatology Associates P C in Phoenix, Arizona. Dmand AI also links Dr. Lim to 1 group practice or clinic.

What is Dr. Joonhee Lim's office phone number?

The practice phone on file for Dr. Lim is (480) 443-8400.

What is Dr. Joonhee Lim's medical license number?

Dr. Lim holds Arizona license 55529.

What medical group is Dr. Joonhee Lim part of?

Dr. Lim is linked to Arizona Arthritis & Rheumatology Associates.

Does Dr. Joonhee Lim accept Medicare?

Yes. CMS data shows Dr. Lim billed Medicare for 225,727 services in 2024, and Dr. Lim accepts Medicare assignment.

What is Dr. Joonhee Lim's MIPS score?

Dr. Lim's MIPS final score for performance year 2024 is 99 out of 100, reported as part of a group.

How many Medicare patients does Dr. Joonhee Lim see?

CMS counts 896 Medicare patients who saw Dr. Lim in 2024, with an average age of 73.

What services does Dr. Joonhee Lim bill to Medicare?

In 2024, Dr. Lim's most billed Medicare services were injected or infused drug (J3262), injected or infused drug (J0717) and injected or infused drug (J3111).

Show 3 more questionsShow fewer questions

What drugs does Dr. Joonhee Lim prescribe most?

In 2024 Medicare Part D data, Dr. Lim's most prescribed drugs by claims were Hydroxychloroquine Sulfate, Methotrexate and Prednisone.

Has Dr. Joonhee Lim received payments from drug or device companies?

CMS Open Payments shows $9,220 in general payments to Dr. Lim from 26 companies from 2024 to 2025. The largest total came from Abbvie Inc.

How long has Dr. Joonhee Lim been practicing?

Dr. Lim graduated from medical school in 2004, 22 years ago.

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