Kristen Katya Buck, M.D.
Internal Medicine Physician · Allentown, PA
Kristen Katya Buck, M.D. is an internal medicine physician with a practice address in Allentown, Pennsylvania, and NPI 1720325020, issued on Jan 8, 2013. Check the license (Pennsylvania MD417652, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Kristen Katya Buck
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD417652 PA
Self-reported in NPPES; status is on the state search - Practice location
- 901 Marcon Blvd, Allentown, PA 18109
- Phone
- (484) 464-3657
- Enumerated
- Jan 8, 2013
- Record last updated
- Jan 8, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (610) 596-2686
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 901 Marcon Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Diehl, ATCAthletic Trainer1871879114
Verify Kristen Katya Buck in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD417652Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average internal medicine physician in 2024
11 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Kristen Katya Buck among 7,300 internal medicine physician records in Pennsylvania
Kristen Katya Buck, M.D. is one of 7,300 internal medicine physician records with a practice address in Pennsylvania. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 57% of them.
- NPI issued2013 · 57% of these records are older, 40% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2013 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
218 internal medicine physician records list a practice address in Allentown
They are 218 of the 5,904 NPPES records with a practice address in Allentown, and 7,300 internal medicine physician records in Pennsylvania.
All 7,300 in Pennsylvania → Every provider in Allentown → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Meena Agarwala, MDAllentown, PA 181091447222070
- Mohammed Aslam, M.D.Allentown, PA 181091386676013
- Anjam Bhatti, M.D.Allentown, PA 181091780614016
- John Piserchio, MD, MBSAllentown, PA 181091518697622
- Nisha Rai, M.D.Allentown, PA 181091689606337
- Eric Sobieski, MDAllentown, PA 181091558092601
- Bruce Thorkildsen, M.D.Allentown, PA 181091215970769
- Betina WainsteinAllentown, PA 181091629708805
Common questions
What is Kristen Katya Buck, M.D.'s NPI number?
Kristen Katya Buck, M.D.'s National Provider Identifier (NPI) is 1720325020, issued on Jan 8, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Kristen Katya Buck, M.D. located?
The NPPES record lists a practice address at 901 Marcon Blvd, Allentown, PA, 18109. Phone: (484) 464-3657. Providers update this record themselves, so call before visiting.
How can I verify Kristen Katya Buck, M.D.'s license?
NPPES lists Pennsylvania license number MD417652, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Kristen Katya Buck, M.D. prescribe under Medicare Part D?
In 2024, Kristen Katya Buck, M.D. had 11 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.