Jeffrey Cool, M.D.
Internal Medicine Physician · Perry Hall, MD
Jeffrey Cool, M.D. is an internal medicine physician with a practice address in Perry Hall, Maryland, and NPI 1275501447, issued on Mar 14, 2006. Check the license (Maryland D34650, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Jeffrey Cool
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D34650 MD
Self-reported in NPPES; status is on the state search - Practice location
- 5009 Honeygo Center Dr, Perry Hall, MD 21128
- Phone
- (410) 256-5858
- Enumerated
- Mar 14, 2006
- Entity
- Type 1 · individual
Also registered at 5009 Honeygo Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joelle Butler, CRNPAdult Health Nurse Practitioner1114160959
- Frank Dawson, MDPediatric Emergency Medicine (Pediatrics) Physician1851560403
- Stephen Feit, D.D.S.Dentist1871553545
- Jana Kaplan-Fastow, M.D.Obstetrics & Gynecology Physician1124009717
- Inna Kats, M.D.Internal Medicine Physician1649248907
- Hakan Koymen, DDS, MSPediatric Dentistry1467515049
Verify Jeffrey Cool in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D34650Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
35% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,807 Medicare Part D claims for 351 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Atorvastatin Calcium107 claims
- Amlodipine Besylate96 claims
- Lisinopril90 claims
- Pravastatin Sodium75 claims
- Levothyroxine Sodium74 claims
- Losartan Potassium60 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 Medicare quality score for 2023: 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).
4 internal medicine physician records list a Perry Hall practice address
They are 4 of the 145 NPPES records with a Perry Hall practice address, and 4,220 internal medicine physician records in Maryland.
All 4 in Perry Hall → All 4,220 in Maryland → Every provider in Perry Hall →
Other internal medicine physician records in Maryland
- Joshua Aaron, MDElkton, MD1396703351
- Alina Aasim, M.D.Baltimore, MD1174057905
- Eduardo Abarca Rojas, M.D.Parkville, MD1538447628
- Rasheed Abassi, M.D.Clinton, MD1376608620
- Shastine Abate, MDBaltimore, MD1922199405
- Ghulam Abbas, MDFrederick, MD1477658045
- Hashim AbbasBaltimore, MD1396171070
- Shamima Abbas, MDKensington, MD1750445896
- Nourelhuda Abbas Hamed, MDSilver Spring, MD1699339473
- Arsalan Abbasi, MDWestminster, MD1942762604
Common questions
What is Jeffrey Cool, M.D.'s NPI number?
Jeffrey Cool, M.D.'s National Provider Identifier (NPI) is 1275501447, issued on Mar 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey Cool, M.D. located?
The NPPES record lists a practice address at 5009 Honeygo Center Dr, Perry Hall, MD, 21128. Phone: (410) 256-5858. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey Cool, M.D.'s license?
NPPES lists Maryland license number D34650, 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 Jeffrey Cool, M.D. prescribe under Medicare Part D?
In 2024, Jeffrey Cool, M.D. had 1,807 Medicare Part D claims for 351 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
What is Jeffrey Cool, M.D.'s Medicare quality 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), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.