Amyotrophic Lateral SclerosisComorbidityMuscle Weakness
Dr. Ivan Y. Lim, MD
NPI1033287487
- Medicare services, 2022
- 15
- Part D claims, 2023
- 780
- Publications
- 1
- Industry payments
- $74
- State licenses
- 2
- Practice address
- 655 Watkins Mill Rd, Gaithersburg, MD 20879
- Practice phone
- Call (202) 346-3125
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Lim's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Ivan Y. Lim is a rheumatologist in Gaithersburg, Maryland
Dr. Lim practices in Gaithersburg, Maryland.
Dr. Lim's NPI, 1033287487, was assigned on December 2, 2006. Dr. Lim holds District of Columbia license MD20695.
NPI and contact details
- NPI
- 1033287487NPI Registry (opens in a new tab)
- NPI enumeration date
- December 2, 2006
- NPI status
- Active
- Practice phone
- (202) 346-3125
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Ivan Y. Lim's practice address is in Gaithersburg, Maryland
Dr. Lim's practice address in the NPI Registry is 655 Watkins Mill Rd, Gaithersburg, MD 20879, in Montgomery County. The practice phone is (202) 346-3125.
- NPI Registry address655 Watkins Mill Rd, Gaithersburg, MD 20879 · Montgomery CountyPhone(202) 346-3125
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Ivan Y. 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.
| Site | EHR vendor and product |
|---|---|
| Dr. Lim's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ivan Y. Lim is one of 177 rheumatologists in Maryland
Rheumatology is Dr. Lim's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dmand AI has Dr. Lim's licenses on file in 2 states: District of Columbia and Maryland.
Specialties and state licenses
- Rheumatology, District of ColumbiaPrimary
- Internal medicine, Maryland
Rheumatologists near Dr. Lim
Counts of rheumatologists with a Dmand AI profile, by place and practice. Each opens the list.
177rheumatologists in Maryland
2rheumatologists in Gaithersburg
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Ivan Y. Lim billed Medicare for 15 services in 2022
CMS data shows 15 Medicare services from Dr. Lim across 1 procedure code in 2022, all of them office visits. Medicare paid $1,286 for them. Every service was in an office.
Medicare services, 202215
Paid by Medicare$1,286
Procedure codes1
Dr. Lim's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 162022: 156%
Dr. Lim compared with the Maryland median for rheumatologists, 2022
- Dr. Lim
- Maryland median
- Medicare services
- 15vs 3,915100% below
- Part D claims
- 780vs 782Close to median
Medians across 168 rheumatologists in Maryland with Dmand AI profiles that report each measure.
Dr. Lim's most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lim and other rheumatologists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ivan Y. Lim's patients have a median age of 55
Across all payers, Dmand AI patient panel data puts Dr. Lim's median patient age at 55, with 100% women.
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 55
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Ivan Y. Lim wrote 780 Medicare Part D claims in 2023
In 2023, Dr. Lim wrote 780 Medicare Part D claims. They cover 16 drugs, with $587,729 in total drug cost. In 2022, CMS named 1,988 claims across 25 drugs.
Part D claims, 2023780
Drugs named by CMS16
Total drug cost$587,729
Dr. Lim's most prescribed drugs by claims, 2023
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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 1,9882023: 78061%
Drugs named by CMS: 16 in 2023, 25 in 2022.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Ivan Y. Lim has 1 publication on record
Dmand AI links 1 paper to Dr. Lim in 2023. Dr. Lim's most frequent co-authors are Richard J. McCarthy, MD and Ejaz Anwar Shamim, MD.
Papers1
Dr. Lim's most frequent co-authors
Recent publications by Dr. Lim
See who Dr. Lim researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lim works with, so you can find a warm path to the right rheumatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ivan Y. Lim received $74 in industry payments from 2016 to 2020
CMS Open Payments shows 3 general payments to Dr. Lim from 2 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 100% of the total. Bristol-Myers Squibb Company paid the most, $48.
General payments to Dr. Lim by program year, 2016 to 2020
Companies that paid Dr. Lim the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Ivan Y. Lim's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Ivan Y. 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. Ivan Y. Lim's NPI number?
Dr. Ivan Y. Lim's NPI number is 1033287487. It was assigned on December 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ivan Y. Lim?
Dr. Ivan Y. Lim is a rheumatologist in Gaithersburg, Maryland. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Dr. Ivan Y. Lim practice?
Dr. Lim practices at 655 Watkins Mill Rd, Gaithersburg, MD 20879.
What is Dr. Ivan Y. Lim's office phone number?
The practice phone on file for Dr. Lim is (202) 346-3125.
What is Dr. Ivan Y. Lim's medical license number?
Dr. Lim holds District of Columbia license MD20695, one of the licenses on file in 2 states.
Which states has Dr. Ivan Y. Lim been licensed in?
Dmand AI has state licenses on file for Dr. Lim in District of Columbia and Maryland.
Does Dr. Ivan Y. Lim accept Medicare?
Yes. CMS data shows Dr. Lim billed Medicare for 15 services in 2022.
What services does Dr. Ivan Y. Lim bill to Medicare?
In 2022, Dr. Lim's most billed Medicare services were office visit, established patient (99214).
What drugs does Dr. Ivan Y. Lim prescribe most?
In 2023 Medicare Part D data, Dr. Lim's most prescribed drugs by claims were Methotrexate, Prednisone and Hydroxychloroquine Sulfate.
Has Dr. Ivan Y. Lim received payments from drug or device companies?
CMS Open Payments shows $74 in general payments to Dr. Lim from 2 companies from 2016 to 2020. The largest total came from Bristol-Myers Squibb Company.
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How long has Dr. Ivan Y. Lim been practicing?
Dr. Lim graduated from medical school in 1981, 45 years ago.
Does Dr. Ivan Y. Lim do research?
Dmand AI links 1 publication to Dr. Lim.
Who does Dr. Ivan Y. Lim publish with?
Dr. Lim's most frequent co-authors are Richard J. McCarthy, MD (1 shared paper) and Ejaz Anwar Shamim, MD (1 shared paper).
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