KATELYN BUCHHOLZ FNP-C
NPI 1538627815
Nurse Practitioner - Family in Portsmouth, NH

Q: What is Katelyn Buchholz's NPI number?

The NPI number for Katelyn Buchholz is 1538627815. It was assigned to this individual provider in the NPPES registry on March 6, 2019. The provider is also known as Katelyn Ransom.

Q: What is Katelyn Buchholz's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Q: When was this NPI record last updated?

The NPPES record for Katelyn Buchholz was last updated on April 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since March 06, 2019PECOS EnrolledAccepts Medicare Assignment

1600 WOODBURY AVE, PORTSMOUTH, NH 03801(603) 602-9070(603) 810-6881 Get Directions Write a Review

NPPES record last updated: April 6, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Apr 6, 2026, Nov 17, 2023, Dec 21, 2022 and 3 more (6 updates tracked since 2019).

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About Katelyn Buchholz Fnp-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KATELYN BUCHHOLZ FNP-C (NPI 1538627815) is an individual family provider in Portsmouth, New Hampshire, licensed in New Hampshire (074118-23) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS, is affiliated with York Hospital, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1538627815

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameKATELYN BUCHHOLZCredential: FNP-C

Location Address1600 WOODBURY AVEPortsmouth, NH 03801-3250

Mailing Address360 Us Highway 1 Byp Unit 102Portsmouth, NH 03801-7105 · (603) 410-6700 · Fax (603) 309-9601

Phone(603) 602-9070

Fax(603) 810-6881

Sole ProprietorYes

Medical School CMSOtherGraduated 2019

Enumeration DateMarch 6, 2019

Last NPPES UpdateApril 6, 20266 updates tracked since enumeration

NPPES CertifiedApril 6, 2026

✔ NPI 1538627815 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LF0000X

License✔ Licensed in NH · 074118-23

1600 WOODBURY AVE, Portsmouth, NH 03801

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Other Names 1

Former Name (1)Katelyn Ransom

Other Identifiers 1

Medicaid3116927NH

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Katelyn Buchholz Fnp-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID941542666

PECOS Enrollment IDI20190430000591

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Katelyn Buchholz reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Convenientmd LLC

Same address

Family Medicine

1600 WOODBURY AVE
Portsmouth, NH 03801

Reassigned Medicare billing, New Hampshire enrollment
10 clinicians in this Medicare group

NPI 1114689007 (603) 602-9070

Convenientmd - Ffs Uc LLC

2.6 mi

Urgent Care

599 LAFAYETTE RD
Portsmouth, NH 03801

Reassigned Medicare billing, New Hampshire enrollment
108 clinicians in this Medicare group

NPI 1366133704 (603) 942-7900

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

62 services44 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

36 services25 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

29 services22 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

22 services22 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

15 services15 patients

Influenza vaccine, inactivated 90653

The Influenza vaccine, inactivated, is a shot given to protect against the flu. It contains killed virus particles that help your body build immunity to the flu. It's recommended annually to keep your protection up-to-date. It's safe for ages 6 months and up.

12 services12 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

York Hospital

Acute Care Hospitals · York, ME

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number200020

Location15 Hospital DriveYork, ME 03909 · York County

Emergency services Birthing friendly

Wentworth-Douglass Hospital

Acute Care Hospitals · Dover, NH

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number300018

Location789 Central AveDover, NH 03820 · Strafford County

Emergency services Birthing friendly

Portsmouth Regional Hospital

Acute Care Hospitals · Portsmouth, NH

3/5 CMS rating

OwnershipProprietary

CMS Certification Number300029

Location333 Borthwick AvePortsmouth, NH 03801 · Rockingham County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 03801 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$89.14 typical visit price

range $57.75 – $174.26

Typical copayment $22.28 (range $14.43 – $43.56)

Most-billed visit code 99203

Established Patient

$101.54 typical visit price

range $18.70 – $142.15

Typical copayment $25.38 (range $4.67 – $35.53)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 14

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CONVENIENTMD LLC

Clinic/Center (Primary Care)