Michael David Esrick, MD
Internal Medicine Physician · East Norriton, PA
Michael David Esrick, MD is an internal medicine physician with a practice address in East Norriton, Pennsylvania, and NPI 1619172665, issued on Jun 19, 2007. Check the license (Pennsylvania MD450402, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Michael David Esrick
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD450402 PA
Self-reported in NPPES; status is on the state search - Practice location
- 609 W Germantown Pike Ste 270, East Norriton, PA 19403
- Phone
- (610) 279-1500
- Enumerated
- Jun 19, 2007
- Record last updated
- Oct 25, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (610) 278-6065
- Medicare enrollment
- Enrolled (PECOS I20150122001320); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Buffalo School Of Medicine, 2007
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 609 W Germantown Pike Ste 270
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Bernard Carlin, MDInternal Medicine Physician1881635936
Verify Michael David Esrick in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD450402Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
26% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,353 Medicare Part D claims for 365 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 110 claims were for opioids.
Most prescribed
- Atorvastatin Calcium152 claims
- Amlodipine Besylate132 claims
- Simvastatin97 claims
- Metformin Hcl83 claims
- Metoprolol Succinate83 claims
- Levothyroxine Sodium79 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.
Bills Medicare through one group practice
- Fornance Physician Services IncEast Norriton, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael David Esrick among 7,300 internal medicine physician records in Pennsylvania
Michael David Esrick, MD 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
- Graduated2007 · median 2008 among the 4,208 with a school on file
- Record last updated2021 · 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).
24 internal medicine physician records list a practice address in East Norriton
They are 24 of the 347 NPPES records with a practice address in East Norriton, and 7,300 internal medicine physician records in Pennsylvania.
All 7,300 in Pennsylvania → Every provider in East Norriton → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Daniel Bitetto, M.D.East Norriton, PA 194031861695389
- Bernard Carlin, MDEast Norriton, PA 194031881635936
- Margaret Carrillo, M.D.Norristown, PA 194031821117516
- Michael Cerino, D.O.East Norriton, PA 194031740462795
- Charles Cutler, MDEast Norriton, PA 194031033165196
- Westlane Depew, D.O.Norristown, PA 194031114071198
- Judith Gordon, M.D.Norristown, PA 194031134249352
- Robert Hall, M.D.Norristown, PA 194031932169646
Common questions
What is Michael David Esrick, MD's NPI number?
Michael David Esrick, MD's National Provider Identifier (NPI) is 1619172665, issued on Jun 19, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Michael David Esrick, MD located?
The NPPES record lists a practice address at 609 W Germantown Pike Ste 270, East Norriton, PA, 19403. Phone: (610) 279-1500. Providers update this record themselves, so call before visiting.
How can I verify Michael David Esrick, MD's license?
NPPES lists Pennsylvania license number MD450402, 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 Michael David Esrick, MD prescribe under Medicare Part D?
In 2024, Michael David Esrick, MD had 2,353 Medicare Part D claims for 365 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.
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.