Dr. Jung H. Hahn, MD
- Medicare services, 2024
- 1,878
- Medicare patients, 2024
- 890
- Part D claims, 2024
- 5,141
- MIPS score, 2024
- 24
- Hospital affiliations
- 1
- Practice address
- 355 Bard Avenue, Staten Island, NY 10310
- Practice phone
- Call (718) 354-5047
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hahn'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. Jung H. Hahn is a psychiatrist in Staten Island, New York
Dr. Hahn practices at Richmond University Medical Center in Staten Island, New York, part of Richmond University Medical Center.
Dr. Hahn's NPI, 1659368769, was assigned on October 4, 2005. Dr. Hahn holds New York license 145890.
- NPI
- 1659368769NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0042106593
- NPI enumeration date
- October 4, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (718) 354-5047
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 80
- Medical school graduation
- 1972
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jung H. Hahn practices at Richmond University Medical Center in Staten Island, New York
Dr. Hahn's primary practice is Richmond University Medical Center, at 355 Bard Avenue, Staten Island, NY 10310 in Richmond County. The practice phone is (718) 354-5047.
- Richmond University Medical Center355 Bard Avenue, Staten Island, NY 10310 · Richmond CountyPhone(718) 354-5047
Source: Dmand AI Affiliation Data
Dr. Jung H. Hahn is affiliated with 1 site of care and 1 medical group
Dr. Hahn's primary practice is Richmond University Medical Center in Staten Island, New York, part of Richmond University Medical Center. The medical group on file is Amboy Medical Practice PC.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jung H. Hahn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hahn practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Richmond University Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Richmond University Medical Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Jung H. Hahn is one of 4,448 psychiatrists in New York
Psychiatry is Dr. Hahn's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Hahn is licensed in New York.
Specialties and state licenses
- Psychiatry, New YorkPrimary
Psychiatrists near Dr. Hahn
Counts of psychiatrists 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. Jung H. Hahn billed Medicare for 1,878 services in 2024
CMS data shows 1,878 Medicare services from Dr. Hahn across 4 procedure codes in 2024, for 890 Medicare patients. Medicare paid $198,936 for them.
Dr. Hahn's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,3272024: 95328%
- Tests and treatments
- 2023: 1,3382024: 92531%
Where Dr. Hahn's Medicare services took place, 2024
- In an office1307%
- In a facility1,74893%
Dr. Hahn compared with the New York median for psychiatrists, 2024
- Dr. Hahn
- New York median
- Medicare services
- 1,878vs 14213.2 times
- Medicare patients
- 890vs 4121.7 times
- Part D claims
- 4,931vs 12439.8 times
Medians across 5,024 psychiatrists in New York with Dmand AI profiles that report each measure.
Dr. Hahn'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. Hahn and other psychiatrists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jung H. Hahn treated 890 Medicare patients in 2024, average age 76
CMS counts 890 Medicare patients who saw Dr. Hahn in 2024. The largest group is 75 to 84, with 300 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 81% are also on Medicaid. Their average risk score is 3.05, 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. Hahn's median patient age at 77, with 44% women.
Dr. Hahn's Medicare patients by age, 2024
Dr. Hahn's Medicare patients by sex, 2024
- Women49355%
- Men39745%
Chronic conditions among Dr. Hahn's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Mood disorders73%
- Diabetes67%
- Arthritis61%
- Depression60%
- Alzheimer's and dementia57%
- Anxiety54%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hahn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 77
Patient panel by sex, all payers
- Women44%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jung H. Hahn wrote 5,141 Medicare Part D claims in 2024
In 2024, Dr. Hahn wrote 5,141 Medicare Part D claims for 360 patients. 88% of them were for generic drugs. CMS names the drug for 4,931 of them, across 57 drugs with 11 or more claims each, at $2,051,360 in total drug cost. In 2023, CMS named 5,154 claims across 59 drugs.
Dr. Hahn's Part D claims by kind of drug, 2024
- Generic4,540 claims88%
- Brand-name and other601 claims12%
Dr. Hahn'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. Hahn's Part D claims, 2024
- Antipsychotics, patients 65 and over18%904 of 5,141 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: 5,1542024: 4,9314%
Drugs named by CMS: 57 in 2024, 59 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. Jung H. Hahn scored 24 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 24 out of 100 for Dr. Hahn for performance year 2024, reported individually. Dr. Hahn accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Hahn's MIPS scores, performance year 2024
- 24of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 79of 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. Jung H. Hahn received $17,817 in industry payments from 2016 to 2025
CMS Open Payments shows 413 general payments to Dr. Hahn from 21 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $4,263.
General payments to Dr. Hahn by program year, 2016 to 2025
General payments to Dr. Hahn by kind, 2016 to 2025
- Food and beverage$17,32297%
- Education$4953%
Companies that paid Dr. Hahn the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Jung H. Hahn'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) |
| 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. Jung H. Hahn
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. Jung H. Hahn's NPI number?
Dr. Jung H. Hahn's NPI number is 1659368769. It was assigned on October 4, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Jung H. Hahn?
Dr. Jung H. Hahn is a psychiatrist in Staten Island, New York. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Jung H. Hahn practice?
Dr. Hahn practices at 355 Bard Avenue, Staten Island, NY 10310. Dr. Hahn's primary practice is Richmond University Medical Center in Staten Island, New York, part of Richmond University Medical Center.
What is Dr. Jung H. Hahn's office phone number?
The practice phone on file for Dr. Hahn is (718) 354-5047.
What is Dr. Jung H. Hahn's medical license number?
Dr. Hahn holds New York license 145890.
Which hospitals is Dr. Jung H. Hahn affiliated with?
Dr. Hahn practices at Richmond University Medical Center in Staten Island, New York.
What medical group is Dr. Jung H. Hahn part of?
Dr. Hahn is linked to Amboy Medical Practice PC.
Does Dr. Jung H. Hahn accept Medicare?
Yes. CMS data shows Dr. Hahn billed Medicare for 1,878 services in 2024, and Dr. Hahn accepts Medicare assignment.
What is Dr. Jung H. Hahn's MIPS score?
Dr. Hahn's MIPS final score for performance year 2024 is 24 out of 100, reported individually.
How many Medicare patients does Dr. Jung H. Hahn see?
CMS counts 890 Medicare patients who saw Dr. Hahn in 2024, with an average age of 76.
Show 4 more questionsShow fewer questions
What services does Dr. Jung H. Hahn bill to Medicare?
In 2024, Dr. Hahn's most billed Medicare services were psychiatric service (90792), nursing facility care (99309) and nursing facility care (99305).
What drugs does Dr. Jung H. Hahn prescribe most?
In 2024 Medicare Part D data, Dr. Hahn's most prescribed drugs by claims were Quetiapine Fumarate, Mirtazapine and Buspirone HCl.
Has Dr. Jung H. Hahn received payments from drug or device companies?
CMS Open Payments shows $17,817 in general payments to Dr. Hahn from 21 companies from 2016 to 2025. The largest total came from Otsuka America Pharmaceutical, Inc.
How long has Dr. Jung H. Hahn been practicing?
Dr. Hahn graduated from medical school in 1972, 54 years ago.
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