NPPES file of Aug 9, 2026

Bonnie Koo, M.D.

Dermatology Physician · King Of Prussia, PA

Bonnie Koo, M.D. is a dermatology physician with a practice address in King Of Prussia, Pennsylvania, and NPI 1851533038, issued on Apr 2, 2009. Check the license (Pennsylvania MD462822, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1851533038
Name
Bonnie Koo
Credential
M.D.
Primary taxonomy
Dermatology Physician 207N00000X
License number
MD462822 PA
Self-reported in NPPES; status is on the state search
Practice location
491 Allendale RD Ste 313, King Of Prussia, PA 19406
Phone
(610) 337-3195
Enumerated
Apr 2, 2009
Record last updated
May 16, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(610) 337-0932
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Bonnie Koo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD462822
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Pennsylvania license search

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Industry payments in 2024: $121.34

1 payment: food and beverage; the largest payer was Abbvie Inc. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Bonnie Koo$121.34
  2. Specialty average$8,544.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Dermatology Physician providers in Pennsylvania

There are 681 dermatology physician records in Pennsylvania.

Other dermatology physician records in Pennsylvania

  1. Debra Abell, MDWexford, PA1558442525
  2. Barry Abraham, MDPenn Valley, PA1811072606
  3. Nina Abraham, MDHaverford, PA1255593422
  4. Katrina Abuabara, MDPhiladelphia, PA1558689216
  5. David Adams, MDHershey, PA1215991427
  6. Saira Agarwala, MDPhiladelphia, PA1760062228
  7. George Ainsworth, MDWest Lawn, PA1851397814
  8. Oleg Akilov, M.D., PH.D.Pittsburgh, PA1316274590
  9. Ali Alajmi, MD , FRCPC , FAADArdmore, PA1760172522
  10. Christian Albornoz, MDChesterbrook, PA1962997262

Common questions

What is Bonnie Koo, M.D.'s NPI number?

Bonnie Koo, M.D.'s National Provider Identifier (NPI) is 1851533038, issued on Apr 2, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Bonnie Koo, M.D. located?

The NPPES record lists a practice address at 491 Allendale RD Ste 313, King Of Prussia, PA, 19406. Phone: (610) 337-3195. Providers update this record themselves, so call before visiting.

How can I verify Bonnie Koo, M.D.'s license?

NPPES lists Pennsylvania license number MD462822, 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.

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.