Alyssa Koelker, APRN
Family Nurse Practitioner · Rochester, NH
Alyssa Koelker, APRN is a family nurse practitioner with a practice address in Rochester, New Hampshire, and NPI 1255083879, issued on Jan 25, 2022. Check the license (New Hampshire 087022-23, as entered in NPPES) with the New Hampshire board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Alyssa Koelker
- Credential
- APRN
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 087022-23 NH
Self-reported in NPPES; status is on the state search - Practice location
- 11 Whitehall RD, Rochester, NH 03867
- Phone
- (603) 994-7600
- Enumerated
- Jan 25, 2022
- Record last updated
- Oct 31, 2023
- Medicaid ID
- 3133537 NH
- Medicare enrollment
- Enrolled (PECOS I20220513001627); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 1,377 in New Hampshire → Look up another NPI →
Also registered at 11 Whitehall RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Robert Anthony, MD, FRCPC, FACEPEmergency Medicine Physician1760557367
- Junnel Balofinos, MDHospitalist Physician1275720104
- Katie Bunnell, APRNNurse Practitioner1679125512
- Jay Burns, M.D.Emergency Medicine Physician1336229616
- Shawn Campbell, MDAnesthesiology Physician1952480535
- Amanda Carbonella, NP-CFamily Nurse Practitioner1184585507
Verify Alyssa Koelker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New Hampshire board licenses this profession
Search for license 087022-23Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average family nurse practitioner in 2024
207 Medicare Part D claims for 133 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 16 claims were for opioids.
Most prescribed
- Prednisone51 claims
- Amoxicillin-Clavulanate Potass18 claims
- Cephalexin14 claims
- Doxycycline Hyclate11 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.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Wentworth Douglass Physician CorporationDover, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alyssa Koelker among 1,377 family nurse practitioner records in New Hampshire
Alyssa Koelker, APRN is one of 1,377 family nurse practitioner records with a practice address in New Hampshire. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 77% of them.
- NPI issued2022 · 77% of these records are older, 18% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2021 · median 2018 among the 901 with a school on file
- Record last updated2023 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
15 family nurse practitioner records list a practice address in Rochester
They are 15 of the 485 NPPES records with a practice address in Rochester, and 1,377 family nurse practitioner records in New Hampshire.
All 1,377 in New Hampshire → Every provider in Rochester → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Kendra Cline, APRNRochester, NH 038671780053736
- Kendra Cline, APRNRochester, NH 038671437638236
- Sara Dion, FNPRochester, NH 038671154970093
- Amy Dumont, ARNPRochester, NH 038671184670853
- Alexa Gordon, APRNRochester, NH 038671962779686
- Alise Greenfield, ARNPRochester, NH 038671538601471
- Kathleen Maclean, ARNPRochester, NH 038671003978487
- Amanda Mertens, FNP-BCRochester, NH 038671043846926
Common questions
What is Alyssa Koelker, APRN's NPI number?
Alyssa Koelker, APRN's National Provider Identifier (NPI) is 1255083879, issued on Jan 25, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Alyssa Koelker, APRN located?
The NPPES record lists a practice address at 11 Whitehall RD, Rochester, NH, 03867. Phone: (603) 994-7600. Providers update this record themselves, so call before visiting.
How can I verify Alyssa Koelker, APRN's license?
NPPES lists New Hampshire license number 087022-23, as entered by the provider. Search the New Hampshire board that licenses this profession; the NPPES record confirms identity only.
How much does Alyssa Koelker, APRN prescribe under Medicare Part D?
In 2024, Alyssa Koelker, APRN had 207 Medicare Part D claims for 133 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Alyssa Koelker, APRN's MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.