Dr. Preston Y. Kim, MD
- Medicare services, 2024
- 1,408
- Medicare patients, 2024
- 668
- Part D claims, 2024
- 1,318
- MIPS score, 2024
- 22
- Hospital affiliations
- 2
- Practice address
- 10710 Charter Drive, Suite 120, Columbia, MD 21044
- Practice phone
- Call (410) 772-7345
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Howard County Gastrointestinal Diagnostic Center
Surgery Center - Medicare-Certified · Columbia, Maryland
Find Dr. Kim's professional email, personal email and mobile number
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Dr. Preston Y. Kim is a gastroenterologist in Columbia, Maryland
Dr. Kim practices at Howard County Gastrointestinal Diagnostic Center in Columbia, Maryland.
Dr. Kim's NPI, 1194715391, was assigned on October 27, 2005. Dr. Kim graduated from Virginia Commonwealth University, School of Medicine in 1997. Dr. Kim holds Maryland license D0062386.
- NPI
- 1194715391NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3173540051
- NPI enumeration date
- October 27, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (410) 772-7345
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Preston Y. Kim practices at Howard County Gastrointestinal Diagnostic Center in Columbia, Maryland
Dr. Kim's primary practice is Howard County Gastrointestinal Diagnostic Center, at 10710 Charter Drive, Suite 120, Columbia, MD 21044. The practice phone is (410) 772-7345.
- Howard County Gastrointestinal Diagnostic Center10710 Charter Drive, Suite 120, Columbia, MD 21044Phone(410) 772-7345
Source: Dmand AI Affiliation Data
Dr. Preston Y. Kim is affiliated with 4 sites of care and 2 medical groups
Dr. Kim's primary practice is Howard County Gastrointestinal Diagnostic Center in Columbia, Maryland. Dr. Kim is also affiliated with Johns Hopkins Howard County Medical Center. The medical group on file is Digestive Disease Associates. Dmand AI also links Dr. Kim to 1 more hospital, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Preston Y. Kim's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kim practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Howard County Gastrointestinal Diagnostic Center | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Preston Y. Kim is one of 405 gastroenterologists in Maryland
Gastroenterology is Dr. Kim's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Kim is licensed in Maryland.
Specialties and state licenses
- Gastroenterology, MarylandPrimary
Gastroenterologists near Dr. Kim
Counts of gastroenterologists 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. Preston Y. Kim billed Medicare for 1,408 services in 2024
CMS data shows 1,408 Medicare services from Dr. Kim across 13 procedure codes in 2024, for 668 Medicare patients. Medicare paid $155,539 for them.
Dr. Kim's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6212024: 74219%
- Surgery
- 2023: 4202024: 47313%
- Tests and treatments
- 2023: 712024: 10548%
- Other services
- 2023: 882024: 88No change
Where Dr. Kim's Medicare services took place, 2024
- In an office84760%
- In a facility56140%
Dr. Kim compared with the Maryland median for gastroenterologists, 2024
- Dr. Kim
- Maryland median
- Medicare services
- 1,408vs 6682.1 times
- Medicare patients
- 668vs 39071% above
- Part D claims
- 1,127vs 3922.9 times
Medians across 396 gastroenterologists in Maryland with Dmand AI profiles that report each measure.
Dr. Kim'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kim and other gastroenterologists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Preston Y. Kim treated 668 Medicare patients in 2024, average age 73
CMS counts 668 Medicare patients who saw Dr. Kim in 2024. The largest group is 65 to 74, with 379 patients. 75% of them have high cholesterol, and 71% have high blood pressure. 14% are also on Medicaid. Their average risk score is 0.94, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kim's median patient age at 63, with 54% women.
Dr. Kim's Medicare patients by age, 2024
Dr. Kim's Medicare patients by sex, 2024
- Women39359%
- Men27541%
Chronic conditions among Dr. Kim's Medicare patients, 2024
- High cholesterol75%
- High blood pressure71%
- Arthritis46%
- Diabetes31%
- Ischemic heart disease22%
- Osteoporosis21%
- Chronic kidney disease18%
- Mood disorders18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kim's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women54%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Preston Y. Kim wrote 1,318 Medicare Part D claims in 2024
In 2024, Dr. Kim wrote 1,318 Medicare Part D claims for 456 patients. 83% of them were for generic drugs. CMS names the drug for 1,127 of them, across 17 drugs with 11 or more claims each, at $513,968 in total drug cost. In 2023, CMS named 876 claims across 16 drugs.
Dr. Kim's Part D claims by kind of drug, 2024
- Generic1,088 claims83%
- Brand-name230 claims17%
Dr. Kim'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. Kim's Part D claims, 2024
- Antibiotics4%49 of 1,318 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 8762024: 1,12729%
Drugs named by CMS: 17 in 2024, 16 in 2023.
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. Preston Y. Kim scored 22 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 22 out of 100 for Dr. Kim for performance year 2024, reported individually. Dr. Kim accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kim as offering telehealth. CMS counts 253 procedures of colonoscopy by Dr. Kim, more than 96% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Kim's MIPS scores, performance year 2024
- 22of 100Final score
- 0of 100Quality
- 0of 100Promoting Interoperability
- 0of 100Improvement Activities
- 74of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Kim ranks in Medicare procedure volume
- Colonoscopy
- 96th percentile253 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 92nd percentile221 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Preston Y. Kim received $21,905 in industry payments from 2016 to 2025
CMS Open Payments shows 1,208 general payments to Dr. Kim from 54 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Abbvie Inc. paid the most, $2,943.
General payments to Dr. Kim by program year, 2016 to 2025
General payments to Dr. Kim by kind, 2016 to 2025
- Food and beverage$21,24897%
- Speaker and faculty fees$4002%
- Education$2561%
Companies that paid Dr. Kim the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Preston Y. Kim graduated from Virginia Commonwealth University, School of Medicine
Dr. Kim graduated from Virginia Commonwealth University, School of Medicine in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Preston Y. Kim'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Preston Y. Kim
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What is Dr. Preston Y. Kim's NPI number?
Dr. Preston Y. Kim's NPI number is 1194715391. It was assigned on October 27, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Preston Y. Kim?
Dr. Preston Y. Kim is a gastroenterologist in Columbia, Maryland. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Preston Y. Kim practice?
Dr. Kim practices at 10710 Charter Drive, Suite 120, Columbia, MD 21044. Dr. Kim's primary practice is Howard County Gastrointestinal Diagnostic Center in Columbia, Maryland. Dmand AI also links Dr. Kim to 1 hospital, 1 group practice or clinic and 1 medical group.
What is Dr. Preston Y. Kim's office phone number?
The practice phone on file for Dr. Kim is (410) 772-7345.
What is Dr. Preston Y. Kim's medical license number?
Dr. Kim holds Maryland license D0062386.
Which hospitals is Dr. Preston Y. Kim affiliated with?
Dr. Kim is affiliated with Johns Hopkins Howard County Medical Center. Dmand AI links Dr. Kim to 1 more hospital.
What medical group is Dr. Preston Y. Kim part of?
Dr. Kim is linked to Digestive Disease Associates. Dmand AI links Dr. Kim to 1 more medical group.
Does Dr. Preston Y. Kim accept Medicare?
Yes. CMS data shows Dr. Kim billed Medicare for 1,408 services in 2024, and Dr. Kim accepts Medicare assignment.
Does Dr. Preston Y. Kim offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Kim as offering telehealth services.
What is Dr. Preston Y. Kim's MIPS score?
Dr. Kim's MIPS final score for performance year 2024 is 22 out of 100, reported individually.
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How many Medicare patients does Dr. Preston Y. Kim see?
CMS counts 668 Medicare patients who saw Dr. Kim in 2024, with an average age of 73.
What services does Dr. Preston Y. Kim bill to Medicare?
In 2024, Dr. Kim's most billed Medicare services were office visit, established patient (99214), surgery: digestive system (43239) and office visit, new patient (99204).
Where did Dr. Preston Y. Kim go to medical school?
Dr. Kim graduated from Virginia Commonwealth University, School of Medicine in 1997.
What drugs does Dr. Preston Y. Kim prescribe most?
In 2024 Medicare Part D data, Dr. Kim's most prescribed drugs by claims were Pantoprazole Sodium, Famotidine and Peg 3350-Electrolyte.
Has Dr. Preston Y. Kim received payments from drug or device companies?
CMS Open Payments shows $21,905 in general payments to Dr. Kim from 54 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Preston Y. Kim been practicing?
Dr. Kim graduated from medical school in 1997, 29 years ago.
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