Beth L. Koester, M.D.
Family Medicine Physician · Concord, NH
Beth L. Koester, M.D. is a family medicine physician with a practice address in Concord, New Hampshire, and NPI 1699860627, issued on Oct 4, 2006. Check the license (New Hampshire 18436, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Beth L. Koester
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 18436 NH
254079 MA
014756 ME
Self-reported in NPPES; status is on the state search - Practice location
- 250 Pleasant St, Concord, NH 03301
- Phone
- (603) 228-7200
- Enumerated
- Oct 4, 2006
- Record last updated
- Oct 19, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (603) 228-7307
- Medicare enrollment
- Enrolled (PECOS I20171116002402); accepts Medicare assignment
- Medical or professional school
- University Of Massachusetts Medical School, 1995
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 816 in New Hampshire → Look up another NPI →
Also registered at 250 Pleasant St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Peter Abdalla, DOHospitalist Physician1013279504
- Ruba Abdullah, MDFamily Medicine Physician1336871524
- Arthur Ablayev, MDHospitalist Physician1598178881
- Judith Ainsworth, APRNFamily Nurse Practitioner1023473881
- D. Akey, MDPulmonary Disease Physician1629015995
- Mathew AllardStudent in an Organized Health Care Education/Training Program1477499515
Verify Beth L. Koester in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 18436Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% fewer Medicare Part D claims than the average family medicine physician in 2024
2,279 Medicare Part D claims for 992 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 118 claims were for opioids.
Most prescribed
- Gabapentin88 claims
- Eliquis80 claims
- Lorazepam76 claims
- Atorvastatin Calcium74 claims
- Albuterol Sulfate Hfa73 claims
- Clonazepam60 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 MIPS final score for 2023 (Medicare payment program): 83.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Core Physicians LLCExeter, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Beth L. Koester among 816 family medicine physician records in New Hampshire
Beth L. Koester, M.D. is one of 816 family medicine physician records with a practice address in New Hampshire. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 43% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated1995 · median 2003 among the 498 with a school on file
- Record last updated2017 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
116 family medicine physician records list a practice address in Concord
They are 116 of the 3,103 NPPES records with a practice address in Concord, and 816 family medicine physician records in New Hampshire.
All 816 in New Hampshire → Every provider in Concord → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jay Bryan Bannister, MDConcord, NH 033011619970746
- John Barksdale, MDConcord, NH 033011407809239
- Michael Carr, DOConcord, NH 033011780680066
- Elizabeth Clardy, MDConcord, NH 033011972559433
- Jennifer Dewar, MDConcord, NH 033011164428595
- Daniel Eubank, M.D.Concord, NH 033011841295797
- Dominic Geffken, M.D.Concord, NH 033011861497778
- Michael Madan, MDConcord, NH 033011386633477
Common questions
What is Beth L. Koester, M.D.'s NPI number?
Beth L. Koester, M.D.'s National Provider Identifier (NPI) is 1699860627, issued on Oct 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Beth L. Koester, M.D. located?
The NPPES record lists a practice address at 250 Pleasant St, Concord, NH, 03301. Phone: (603) 228-7200. Providers update this record themselves, so call before visiting.
How can I verify Beth L. Koester, M.D.'s license?
NPPES lists New Hampshire license number 18436, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Beth L. Koester, M.D. prescribe under Medicare Part D?
In 2024, Beth L. Koester, M.D. had 2,279 Medicare Part D claims for 992 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Beth L. Koester, M.D.'s MIPS final score?
The 2023 MIPS final score is 83.6 of 100. 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.