Charles Alan Block, M.D.
Pediatrics Physician · Horsham, PA
Charles Alan Block, M.D. is a pediatrics physician with a practice address in Horsham, Pennsylvania, and NPI 1073501581, issued on Oct 10, 2005. Check the license (Pennsylvania MD043186E, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Charles Alan Block
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- MD043186E PA
Self-reported in NPPES; status is on the state search - Practice location
- 405 Caredean Dr, Horsham, PA 19044
- Phone
- (215) 441-9710
- Enumerated
- Oct 10, 2005
- Record last updated
- Jul 13, 2026
- Fax
- (215) 441-9288
- Entity
- Type 1 · individual
Also registered at 405 Caredean Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- James Kollmar, MDPediatrics Physician1881694636
- Jennifer Obrien, MDPediatrics Physician1609876275
Verify Charles Alan Block in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD043186ECheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $73.11
4 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Pediatrics Physician providers in Pennsylvania
There are 3,382 pediatrics physician records in Pennsylvania.
Other pediatrics physician records in Pennsylvania
- Arvin Abadilla, M.D.Hershey, PA1376761510
- Francisca Abanyie, MD MPHPhiladelphia, PA1487812335
- Hoda Abdel-Hamid, MDPittsburgh, PA1376582304
- Amir Abdel-Wahab, M.D.West Reading, PA1548499767
- Mohammed Abdu, MDWilkes Barre, PA1275856221
- Layla Abdulla, MDPhiladelphia, PA1538908363
- Thair Abed, MDPhiladelphia, PA1497743587
- Heather Abegglen, MDMonongahela, PA1598050569
- Margarita Abella, MDPhiladelphia, PA1609338300
- Lori Abels, D.O.York, PA1912164260
Common questions
What is Charles Alan Block, M.D.'s NPI number?
Charles Alan Block, M.D.'s National Provider Identifier (NPI) is 1073501581, issued on Oct 10, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Charles Alan Block, M.D. located?
The NPPES record lists a practice address at 405 Caredean Dr, Horsham, PA, 19044. Phone: (215) 441-9710. Providers update this record themselves, so call before visiting.
How can I verify Charles Alan Block, M.D.'s license?
NPPES lists Pennsylvania license number MD043186E, 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.