Alyssa D. Koelker, APRN
- Medicare patients, 2024
- 249
- Part D claims, 2024
- 207
- Hospital affiliations
- 2
- Medical groups
- 2
- State license
- 1
- Practice address
- 11 Whitehall Road, Rochester, NH 03867
- Practice phone
- Call (603) 332-5211
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Alyssa Koelker's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Alyssa D. Koelker is a family nurse practitioner in Rochester, New Hampshire
Alyssa Koelker practices at Frisbie Memorial Hospital in Rochester, New Hampshire, part of HCA Healthcare.
Alyssa Koelker's NPI, 1255083879, was assigned on January 25, 2022. Alyssa Koelker holds New Hampshire license 087022-23.
- NPI
- 1255083879NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3779960620
- NPI enumeration date
- January 25, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (603) 332-5211
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Alyssa D. Koelker practices at Frisbie Memorial Hospital in Rochester, New Hampshire
Alyssa Koelker's primary practice is Frisbie Memorial Hospital, at 11 Whitehall Road, Rochester, NH 03867 in Strafford County. The practice phone is (603) 332-5211.
- Frisbie Memorial Hospital11 Whitehall Road, Rochester, NH 03867 · Strafford CountyPhone(603) 332-5211
Source: Dmand AI Affiliation Data
Alyssa D. Koelker is affiliated with 2 sites of care and 2 medical groups
Alyssa Koelker's primary practice is Frisbie Memorial Hospital in Rochester, New Hampshire, part of HCA Healthcare. Alyssa Koelker is also affiliated with Wentworth-Douglass Hospital. The medical group on file is Wentworth-Douglass Hospital. Dmand AI also links Alyssa Koelker to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Alyssa D. Koelker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Alyssa Koelker practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Frisbie Memorial Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Alyssa D. Koelker is one of 1,066 family nurse practitioners in New Hampshire
Family is Alyssa Koelker's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Alyssa Koelker is licensed in New Hampshire.
Specialties and state licenses
- Family nurse practitioner, New HampshirePrimary
Family nurse practitioners near Alyssa Koelker
Counts of family nurse practitioners with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Alyssa D. Koelker treated 249 Medicare patients in 2024, average age 71
CMS counts 249 Medicare patients who saw Alyssa Koelker in 2024. The largest group is 65 to 74, with 80 patients. 73% of them have high blood pressure, and 73% have high cholesterol. 24% are also on Medicaid. Their average risk score is 1.44, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Alyssa Koelker's median patient age at 49, with 58% women.
Alyssa Koelker's Medicare patients by age, 2024
Alyssa Koelker's Medicare patients by sex, 2024
- Women14257%
- Men10743%
Chronic conditions among Alyssa Koelker's Medicare patients, 2024
- High blood pressure73%
- High cholesterol73%
- Arthritis48%
- Anxiety42%
- Mood disorders41%
- Depression35%
- Diabetes34%
- Ischemic heart disease29%
Share of Medicare patients with each condition. A patient can have several.
Alyssa Koelker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Alyssa D. Koelker wrote 207 Medicare Part D claims in 2024
In 2024, Alyssa Koelker wrote 207 Medicare Part D claims for 133 patients. 96% of them were for generic drugs.
Alyssa Koelker's Part D claims by kind of drug, 2024
- Generic199 claims96%
- Brand-name and other8 claims4%
Drug classes CMS tracks in Alyssa Koelker's Part D claims, 2024
- Opioids8%16 of 207 claims
- Antibiotics32%67 of 207 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Alyssa D. Koelker takes part in Medicare
Alyssa Koelker accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Alyssa D. Koelker's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Alyssa D. Koelker
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Alyssa D. Koelker's NPI number?
Alyssa D. Koelker's NPI number is 1255083879. It was assigned on January 25, 2022, and it is active in the NPI Registry.
What does Alyssa D. Koelker specialize in?
Alyssa D. Koelker is a family nurse practitioner in Rochester, New Hampshire. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Alyssa D. Koelker practice?
Alyssa Koelker practices at 11 Whitehall Road, Rochester, NH 03867. Alyssa Koelker's primary practice is Frisbie Memorial Hospital in Rochester, New Hampshire, part of HCA Healthcare. Dmand AI also links Alyssa Koelker to 1 medical group.
What is Alyssa D. Koelker's office phone number?
The practice phone on file for Alyssa Koelker is (603) 332-5211.
What is Alyssa D. Koelker's medical license number?
Alyssa Koelker holds New Hampshire license 087022-23.
Which hospitals is Alyssa D. Koelker affiliated with?
Alyssa Koelker practices at Frisbie Memorial Hospital in Rochester, New Hampshire. Alyssa Koelker is also affiliated with Wentworth-Douglass Hospital.
What medical group is Alyssa D. Koelker part of?
Alyssa Koelker is linked to Wentworth-Douglass Hospital. Dmand AI links Alyssa Koelker to 1 more medical group.
Does Alyssa D. Koelker accept Medicare?
Yes. CMS lists Alyssa Koelker as accepting Medicare assignment.
How many Medicare patients does Alyssa D. Koelker see?
CMS counts 249 Medicare patients who saw Alyssa Koelker in 2024, with an average age of 71.
How long has Alyssa D. Koelker been practicing?
Alyssa Koelker graduated from medical school in 2021, 5 years ago.
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