Tinley K. Chen, MMSC, PA-C
- Medicare services, 2024
- 18
- Medicare patients, 2024
- 28
- Part D claims, 2024
- 392
- Industry payments
- $3,998
- Affiliated sites
- 1
- Practice address
- 220 Front St, New York, NY 10038
- Practice phone
- Call (212) 385-3700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Bobby Buka, M.D.
New York, New York
Find Tinley Chen's professional email, personal email and mobile number
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Tinley K. Chen is a physician assistant in New York, New York
Tinley Chen practices at Bobby Buka, M.D. in New York, New York.
Tinley Chen's NPI, 1902490220, was assigned on February 26, 2021. Tinley Chen graduated from Yale University School of Medicine in 2021.
- NPI
- 1902490220NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1951780352
- NPI enumeration date
- February 26, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (212) 385-3700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Tinley K. Chen practices at Bobby Buka, M.D. in New York, New York
Tinley Chen's primary practice is Bobby Buka, M.D., at 220 Front St, New York, NY 10038 in New York County. The practice phone is (212) 385-3700.
- Bobby Buka, M.D.220 Front St, New York, NY 10038 · New York CountyPhone(212) 385-3700
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Tinley K. Chen is affiliated with 2 sites of care and 1 medical group
Tinley Chen's primary practice is Bobby Buka, M.D. in New York, New York. The medical group on file is The Dermatology Specialists. Dmand AI also links Tinley Chen to 1 more group practice or clinic, 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 Tinley K. Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Tinley Chen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bobby Buka, M.D. | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Tinley K. Chen is one of 11,456 physician assistants in New York
Physician assistant is Tinley Chen's primary specialty in the NPI Registry, under taxonomy code 363A00000X.
Specialties and state licenses
- Physician assistantPrimary
Clinical focus
Dmand AI lists acne, acute skin infection, contact dermatitis, itchy rashes, joint cyst, scalp rash, skin cyst and skin discoloration among the conditions Tinley Chen treats.
Physician assistants near Tinley Chen
Counts of physician assistants 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
Tinley K. Chen billed Medicare for 18 services in 2024
CMS data shows 18 Medicare services from Tinley Chen across 1 procedure code in 2024, all of them office visits, for 28 Medicare patients. Medicare paid $982 for them. Every service was in an office.
Tinley Chen compared with the New York median for physician assistants, 2024
- Tinley Chen
- New York median
- Medicare services
- 18vs 17690% below
- Medicare patients
- 28vs 7864% below
- Part D claims
- 291vs 24519% above
Medians across 6,477 physician assistants in New York with Dmand AI profiles that report each measure.
Tinley Chen'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 Tinley Chen and other physician assistants in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Tinley K. Chen treated 28 Medicare patients in 2024, average age 66
CMS counts 28 Medicare patients who saw Tinley Chen in 2024. The largest group is under 65, with 11 patients. 75% of them have high cholesterol, and 64% have high blood pressure. 50% are also on Medicaid. Their average risk score is 1.47, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Tinley Chen's median patient age at 30, with 62% women.
Tinley Chen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Tinley Chen's Medicare patients, 2024
- High cholesterol75%
- High blood pressure64%
- Arthritis50%
Share of Medicare patients with each condition. A patient can have several.
Tinley Chen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 30
Patient panel by sex, all payers
- Women62%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Tinley K. Chen wrote 392 Medicare Part D claims in 2024
In 2024, Tinley Chen wrote 392 Medicare Part D claims for 86 patients. 79% of them were for generic drugs. CMS names the drug for 291 of them, across 12 drugs with 11 or more claims each, at $299,931 in total drug cost.
Tinley Chen's Part D claims by kind of drug, 2024
- Generic310 claims79%
- Brand-name82 claims21%
Tinley Chen'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.
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
How Tinley K. Chen takes part in Medicare
Tinley Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Tinley K. Chen received $3,998 in industry payments in 2025
CMS Open Payments shows 144 general payments to Tinley Chen from 19 drug and device companies in 2025. Food and beverage make up the largest share, 98% of the total. UCB, Inc. paid the most, $901.
General payments to Tinley Chen by kind, 2025 to 2025
- Food and beverage$3,89998%
- Education$992%
Companies that paid Tinley Chen the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Tinley K. Chen graduated from Yale University School of Medicine
Tinley Chen graduated from Yale University School of Medicine in 2021.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Tinley K. Chen'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) |
| 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 Tinley K. Chen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Tinley K. Chen's NPI number?
Tinley K. Chen's NPI number is 1902490220. It was assigned on February 26, 2021, and it is active in the NPI Registry.
What does Tinley K. Chen specialize in?
Tinley K. Chen is a physician assistant in New York, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Tinley K. Chen practice?
Tinley Chen practices at 220 Front St, New York, NY 10038. Tinley Chen's primary practice is Bobby Buka, M.D. in New York, New York. Dmand AI also links Tinley Chen to 1 group practice or clinic.
What is Tinley K. Chen's office phone number?
The practice phone on file for Tinley Chen is (212) 385-3700.
What medical group is Tinley K. Chen part of?
Tinley Chen is linked to The Dermatology Specialists.
Does Tinley K. Chen accept Medicare?
Yes. CMS data shows Tinley Chen billed Medicare for 18 services in 2024, and Tinley Chen accepts Medicare assignment.
How many Medicare patients does Tinley K. Chen see?
CMS counts 28 Medicare patients who saw Tinley Chen in 2024, with an average age of 66.
What services does Tinley K. Chen bill to Medicare?
In 2024, Tinley Chen's most billed Medicare services were office visit, established patient (99213).
Where did Tinley K. Chen go to medical school?
Tinley Chen graduated from Yale University School of Medicine in 2021.
What drugs does Tinley K. Chen prescribe most?
In 2024 Medicare Part D data, Tinley Chen's most prescribed drugs by claims were Ketoconazole, Tacrolimus and Minoxidil.
Has Tinley K. Chen received payments from drug or device companies?
CMS Open Payments shows $3,998 in general payments to Tinley Chen from 19 companies from 2025 to 2025. The largest total came from UCB, Inc.
How long has Tinley K. Chen been practicing?
Tinley Chen graduated from medical school in 2021, 5 years ago.
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