Dr. James Y. Wang, MD
- Medicare services, 2024
- 9,944
- Medicare patients, 2024
- 559
- Part D claims, 2024
- 4,739
- MIPS score, 2024
- 91
- Hospital affiliations
- 1
- Practice address
- 12800 Middlebrook Rd, Germantown, MD 20874
- Practice phone
- Call (240) 215-3301
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
First Medical Associates
Germantown, Maryland
Find Dr. Wang'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. James Y. Wang is an internist in Germantown, Maryland
Dr. Wang practices at First Medical Associates in Germantown, Maryland.
Dr. Wang's NPI, 1801890884, was assigned on June 8, 2005. Dr. Wang graduated from University of Maryland School of Medicine in 1996. Dr. Wang holds Maryland license D0054689.
- NPI
- 1801890884NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628174323
- NPI enumeration date
- June 8, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (240) 215-3301
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. James Y. Wang practices at First Medical Associates in Germantown, Maryland
Dr. Wang's primary practice is First Medical Associates, at 12800 Middlebrook Rd, Germantown, MD 20874 in Montgomery County. The practice phone is (240) 215-3301.
- First Medical Associates12800 Middlebrook Rd, Germantown, MD 20874 · Montgomery CountyPhone(240) 215-3301
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. James Y. Wang is affiliated with 6 sites of care and 2 medical groups
Dr. Wang's primary practice is First Medical Associates in Germantown, Maryland. Dr. Wang is also affiliated with Luminis Health Anne Arundel Medical Center. The medical group on file is First Medical Associates. Dmand AI also links Dr. Wang to 2 more group practices and clinics, 2 home health agencies and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. James Y. Wang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wang practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| First Medical Associates | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. James Y. Wang is one of 3,320 internists in Maryland
Internal medicine is Dr. Wang's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Wang is licensed in Maryland.
Specialties and state licenses
- Internal medicine, MarylandPrimary
Internists near Dr. Wang
Counts of internists 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. James Y. Wang billed Medicare for 9,944 services in 2024
CMS data shows 9,944 Medicare services from Dr. Wang across 20 procedure codes in 2024, for 559 Medicare patients. Medicare paid $540,450 for them. Every service was in an office.
Dr. Wang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5,4512024: 7,78843%
- Other services
- 2023: 6622024: 1,454120%
- Tests and treatments
- 2023: 6022024: 70217%
Dr. Wang compared with the Maryland median for internists, 2024
- Dr. Wang
- Maryland median
- Medicare services
- 9,944vs 65615.2 times
- Medicare patients
- 559vs 2512.2 times
- Part D claims
- 4,050vs 30913.1 times
Medians across 3,215 internists in Maryland with Dmand AI profiles that report each measure.
Dr. Wang'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. Wang and other internists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James Y. Wang treated 559 Medicare patients in 2024, average age 76
CMS counts 559 Medicare patients who saw Dr. Wang in 2024. The largest group is 65 to 74, with 236 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 3% are also on Medicaid. Their average risk score is 0.95, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Wang's median patient age at 65, with 36% women.
Dr. Wang's Medicare patients by age, 2024
Dr. Wang's Medicare patients by sex, 2024
- Women27148%
- Men28852%
Chronic conditions among Dr. Wang's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis39%
- Diabetes35%
- Chronic kidney disease29%
- Ischemic heart disease20%
- Osteoporosis17%
- Cancer16%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wang'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
- Women36%
- Men61%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. James Y. Wang wrote 4,739 Medicare Part D claims in 2024
In 2024, Dr. Wang wrote 4,739 Medicare Part D claims for 460 patients. 86% of them were for generic drugs. CMS names the drug for 4,050 of them, across 79 drugs with 11 or more claims each, at $467,650 in total drug cost. In 2023, CMS named 2,150 claims across 54 drugs.
Dr. Wang's Part D claims by kind of drug, 2024
- Generic4,065 claims86%
- Brand-name652 claims14%
- Other22 claims0%
Dr. Wang'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. Wang's Part D claims, 2024
- Antibiotics2%81 of 4,739 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: 2,1502024: 4,05088%
Drugs named by CMS: 79 in 2024, 54 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. James Y. Wang scored 91 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Wang for performance year 2024, reported individually. Dr. Wang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Wang as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Wang's MIPS scores, performance year 2024
- 91of 100Final score
- 100of 100Quality
- 40of 100Improvement Activities
- 70of 100Cost
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. James Y. Wang received $8,206 in industry payments from 2016 to 2025
CMS Open Payments shows 527 general payments to Dr. Wang from 39 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Novo Nordisk Inc paid the most, $1,302.
General payments to Dr. Wang by program year, 2016 to 2025
General payments to Dr. Wang by kind, 2016 to 2025
- Food and beverage$8,16099%
- Education$461%
Companies that paid Dr. Wang 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. James Y. Wang graduated from University of Maryland School of Medicine
Dr. Wang graduated from University of Maryland School of Medicine in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. James Y. Wang'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 |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| 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. James Y. Wang
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. James Y. Wang's NPI number?
Dr. James Y. Wang's NPI number is 1801890884. It was assigned on June 8, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. James Y. Wang?
Dr. James Y. Wang is an internist in Germantown, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. James Y. Wang practice?
Dr. Wang practices at 12800 Middlebrook Rd, Germantown, MD 20874. Dr. Wang's primary practice is First Medical Associates in Germantown, Maryland. Dmand AI also links Dr. Wang to 2 group practices and clinics, 2 home health agencies and 1 medical group.
What is Dr. James Y. Wang's office phone number?
The practice phone on file for Dr. Wang is (240) 215-3301.
What is Dr. James Y. Wang's medical license number?
Dr. Wang holds Maryland license D0054689.
Which hospitals is Dr. James Y. Wang affiliated with?
Dr. Wang is affiliated with Luminis Health Anne Arundel Medical Center.
What medical group is Dr. James Y. Wang part of?
Dr. Wang is linked to First Medical Associates. Dmand AI links Dr. Wang to 1 more medical group.
Does Dr. James Y. Wang accept Medicare?
Yes. CMS data shows Dr. Wang billed Medicare for 9,944 services in 2024, and Dr. Wang accepts Medicare assignment.
Does Dr. James Y. Wang offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Wang as offering telehealth services.
What is Dr. James Y. Wang's MIPS score?
Dr. Wang's MIPS final score for performance year 2024 is 91 out of 100, reported individually.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. James Y. Wang see?
CMS counts 559 Medicare patients who saw Dr. Wang in 2024, with an average age of 76.
What services does Dr. James Y. Wang bill to Medicare?
In 2024, Dr. Wang's most billed Medicare services were care management and other visits (99458), care management and other visits (99457) and care management and other visits (99454).
Where did Dr. James Y. Wang go to medical school?
Dr. Wang graduated from University of Maryland School of Medicine in 1996.
What drugs does Dr. James Y. Wang prescribe most?
In 2024 Medicare Part D data, Dr. Wang's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. James Y. Wang received payments from drug or device companies?
CMS Open Payments shows $8,206 in general payments to Dr. Wang from 39 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. James Y. Wang been practicing?
Dr. Wang graduated from medical school in 1996, 30 years ago.
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