Greesh John, M.D
Pain Medicine (Anesthesiology) Physician · Easton, MD
Greesh John, M.D is a pain medicine (anesthesiology) physician with a practice address in Easton, Maryland, and NPI 1922316272, issued on Sep 21, 2010. Check the license (Maryland D0077390, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Greesh John
- Credential
- M.D
- Primary taxonomy
- Pain Medicine (Anesthesiology) Physician 207LP2900X
- License number
- D0077390 MD
Self-reported in NPPES; status is on the state search - Practice location
- 598 Cynwood Dr Ste 105, Easton, MD 21601
- Phone
- (855) 527-7246
- Enumerated
- Sep 21, 2010
- Record last updated
- Dec 1, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (866) 229-5063
- Medicare enrollment
- Enrolled (PECOS I20140923002572); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest pain medicine (anesthesiology) physician records → All 88 in Maryland → Look up another NPI →
Also registered at 598 Cynwood Dr Ste 105
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Bobbi Atkinson, RN-BC, MSN, CRNPFamily Nurse Practitioner1720386030
- Edward LuschinskiFamily Nurse Practitioner1205447448
- Ashley Sheehan, CRNPFamily Nurse Practitioner1225734163
Verify Greesh John in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0077390Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1% fewer Medicare Part D claims than the average pain medicine (anesthesiology) physician in 2024
1,731 Medicare Part D claims for 533 beneficiaries, against an average of 1,750 among the 2,982 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims. 1,019 claims were for opioids.
Most prescribed
- Gabapentin258 claims
- Oxycodone-Acetaminophen218 claims
- Oxycodone Hcl217 claims
- Tramadol Hcl202 claims
- Hydrocodone-Acetaminophen161 claims
- Cyclobenzaprine Hcl93 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 80.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $559.00
23 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 2,789 providers of this specialty with any payment received $3,225.41 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.
Bills Medicare through one group practice
- Advanced Pain Management Specialists LLCPrince Frederick, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Greesh John among 88 pain medicine (anesthesiology) physician records in Maryland
Greesh John, M.D is one of 88 pain medicine (anesthesiology) physician records with a practice address in Maryland. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 69% of them.
- NPI issued2010 · 69% of these records are older, 28% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2005 · median 2002 among the 68 with a school on file
- Record last updated2021 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207LP2900X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pain Medicine (Anesthesiology) Physician providers in Maryland
There are 88 pain medicine (anesthesiology) physician records in Maryland.
All 88 in Maryland → Every provider in Easton → Pain Medicine (Anesthesiology) Physician nationwide →
The 8 pain medicine (anesthesiology) physician records with the nearest ZIP codes
- Alexander Szczukowski, MDEaston, MD 216011629695135
- Felix Barnett, M.D.Chester, MD 216191386745297
- Jason Litt, M.D.Frederick, MD 217021962778142
- Sana Shaikh, MDFrederick, MD 217021255592630
- David Jamison, M.D.Hagerstown, MD 217401497852677
- Anver Khan, D.O.Hagerstown, MD 217401992169486
- Thomas Larkin, M.D.Hagerstown, MD 217401043318587
- John Olenczak, MDHagerstown, MD 217401386637858
Common questions
What is Greesh John, M.D's NPI number?
Greesh John, M.D's National Provider Identifier (NPI) is 1922316272, issued on Sep 21, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Greesh John, M.D located?
The NPPES record lists a practice address at 598 Cynwood Dr Ste 105, Easton, MD, 21601. Phone: (855) 527-7246. Providers update this record themselves, so call before visiting.
How can I verify Greesh John, M.D's license?
NPPES lists Maryland license number D0077390, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Greesh John, M.D prescribe under Medicare Part D?
In 2024, Greesh John, M.D had 1,731 Medicare Part D claims for 533 beneficiaries; the average among pain medicine (anesthesiology) physician prescribers was 1,750. Part D covers Medicare prescriptions only.
What is Greesh John, M.D's MIPS final score?
The 2023 MIPS final score is 80.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.