NPPES file of Aug 9, 2026

Jason Michael Shackelford, M.D.

Internal Medicine Physician · Jenkintown, PA

Jason Michael Shackelford, M.D. is an internal medicine physician with a practice address in Jenkintown, Pennsylvania, and NPI 1023204534, issued on Sep 18, 2007. Check the license (Pennsylvania MD436110, 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
1023204534
Name
Jason Michael Shackelford
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD436110 PA
Self-reported in NPPES; status is on the state search
Practice location
500 Old York RD, Jenkintown, PA 19046
Phone
(215) 886-0174
Enumerated
Sep 18, 2007
Record last updated
Jul 14, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(215) 886-9217
Medicare enrollment
Enrolled (PECOS I20090916000346); accepts Medicare assignment
Medical or professional school
Temple University School Of Medicine, 2006
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →

Also registered at 500 Old York RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Paula Bononi, MDInternal Medicine Physician1215932777
  2. Andres Botero, MDInternal Medicine Physician1902996309
  3. Barbara Braverman, CRNPNurse Practitioner1619973278
  4. Larry Denenberg, MA CCC AAudiologist1003991993
  5. James Gardner, DOStudent in an Organized Health Care Education/Training Program1376483008
  6. Barbara Gavin, MDInternal Medicine Physician1063418598

Verify Jason Michael Shackelford 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 MD436110    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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3% fewer Medicare Part D claims than the average internal medicine physician in 2024

3,068 Medicare Part D claims for 238 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 27 claims were for opioids.

  1. Jason Shackelford3,068
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium220 claims
  2. Levothyroxine Sodium147 claims
  3. Amlodipine Besylate135 claims
  4. Lisinopril110 claims
  5. Rosuvastatin Calcium100 claims
  6. Hydrochlorothiazide99 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.

Industry payments in 2024: $416.49

20 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jason Shackelford$416.49
  2. Specialty average$1,303.06

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

Bills Medicare through 3 group practices

  1. Advocare, LLCChalfont, PA
  2. Novacare Outpatient Rehabilitation East, Inc.Collegeville, PA
  3. Phoenix Rehabilitation And Health Services IncCranberry Twp, PA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Jason Michael Shackelford among 7,300 internal medicine physician records in Pennsylvania

Jason Michael Shackelford, 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 2007, is newer than 36% of them.

  • NPI issued2007 · 36% of these records are older, 57% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2006 · median 2008 among the 4,208 with a school on file
  • Record last updated2014 · 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).

26 internal medicine physician records list a practice address in Jenkintown

They are 26 of the 644 NPPES records with a practice address in Jenkintown, and 7,300 internal medicine physician records in Pennsylvania.

All 7,300 in Pennsylvania → Every provider in Jenkintown → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Lisa Affatato-Bradley, MDRockledge, PA 190461285639724
  2. Paula Bononi, MDJenkintown, PA 190461215932777
  3. Steven Cowan, DOJenkintown, PA 190461194720615
  4. Robert Feldman, MDRockledge, PA 190461184620627
  5. Barbara Gavin, MDJenkintown, PA 190461063418598
  6. William Hofmann, D.O.Meadowbrook, PA 190461376549642
  7. Arthur Lintgen, M.D.Jenkintown, PA 190461538167812
  8. Florian MogerJenkintown, PA 190461881690998

Common questions

What is Jason Michael Shackelford, M.D.'s NPI number?

Jason Michael Shackelford, M.D.'s National Provider Identifier (NPI) is 1023204534, issued on Sep 18, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Jason Michael Shackelford, M.D. located?

The NPPES record lists a practice address at 500 Old York RD, Jenkintown, PA, 19046. Phone: (215) 886-0174. Providers update this record themselves, so call before visiting.

How can I verify Jason Michael Shackelford, M.D.'s license?

NPPES lists Pennsylvania license number MD436110, 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 Jason Michael Shackelford, M.D. prescribe under Medicare Part D?

In 2024, Jason Michael Shackelford, M.D. had 3,068 Medicare Part D claims for 238 beneficiaries; 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.