Kathleen Guilmain, APRN GNP-BC
NPI 1093000648 · Gerontology Nurse Practitioner · North Haverhill, NH
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathleen Guilmain, APRN GNP-BC is a Gerontology Nurse Practitioner provider in North Haverhill, NH (NPI 1093000648).
Provider details
- NPI number
- 1093000648
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN GNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 056501-23 (NH)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,326 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 914 | $60 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, at Least 10 Minutes99307 | 335 | $33 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 77 | $87 |
Typical Medicare-allowed amounts for these services range $33–$87 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 80 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 138 | — |
| Furosemide | 119 | — |
| Fentanyl | 118 | 16 |
| Quetiapine Fumarate | 101 | 11 |
| Atorvastatin Calcium | 98 | — |
| Levothyroxine Sodium | 96 | 13 |
| Mirtazapine |
Practice location
Mailing address
Additional practice locations (1)
- 155 Main StFranconia, NH 03580-4802Phone: (603) 728-7804
Registry dates
- Enumerated
- 2011-06-12
- Last updated
- 2026-05-11
- Certified
- 2026-05-11
Frequently asked questions
- What is Kathleen Guilmain's NPI number?
- Kathleen Guilmain's National Provider Identifier (NPI) is 1093000648, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen Guilmain's specialty?
- Kathleen Guilmain is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kathleen Guilmain located?
- Kathleen Guilmain's practice location on file with NPPES is 299 Country Land Dr, North Haverhill, NH 03774-5812.
- What is Kathleen Guilmain's phone number?
- The practice phone number listed in the NPPES registry for Kathleen Guilmain is (603) 747-4161.
- Does Kathleen Guilmain accept Medicare?
- Kathleen Guilmain is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathleen Guilmain's NPI active?
- Yes — Kathleen Guilmain's NPI (1093000648) is active in the NPPES registry as of the last update on 2026-05-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.