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Active NPI 1083007405 Individual Practitioner Female Practitioner

Katelyn St. Pierre Isaac , AG-ACNP

Nurse Practitioner • Augusta, ME

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Katelyn Isaac, AG-ACNP is a certified Nurse Practitioner practicing in Augusta, ME. With approximately 12 years of clinical experience since completing medical education in 2014, Katelyn Isaac delivers high-quality medical care to the local community at 35 MEDICAL CENTER PKWY.

Katelyn Isaac maintains professional affiliations with Mainegeneral Medical Center, Maine Center For Cancer Medicine And Blood Disorders Pa and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, established patient outpatient office visit, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

35 Medical Center Pkwy

Augusta, ME 043308160

Telephone 2076214116
Fax 2076214689
Associated Practice Facility / Clinic
🏢 Maine Mobile Mri Associates Facility NPI 1518944313

Medicare Profile & Education

Medical School

Other

Graduation Year

2014

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Augusta, ME

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
12 Yrs +4.3 yrs vs City Avg
City Avg: 7.7 Yrs
State Avg: 12.8 Yrs
Regional Practice Density
37 Specialists

Practicing in Augusta, ME (460 Statewide)

Telehealth Adoption Rate
16.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
51.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Isaac (12 Years) 12 Yrs
Augusta Specialty Average (7.7 Years) 7.7 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
58 36 $153.62 $62.38
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes
49 38 $188.22 $92.39
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
23 20 $109.87 $74.52
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's
17 16 $31.00 $13.11
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more
15 15 $147.27 $113.47
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
15 15 $364.67 $129.78

Medical Specialties & State Licenses

CMS Verified: 2026-04-20
Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License ME CNP151017

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Hospital & Practice Group Affiliations

Mainegeneral Medical Center

35 Medical Ctr Pkwy, Augusta, ME 043308160

Phone: 2076211000

Mainegeneral Medical Center

149 N St, Waterville, ME 04901

Phone: 2078721000

Maine Center For Cancer Medicine And Blood Disorders Pa

155 Borthwick Ave, Portsmouth, NH 038017156

Phone: 6038280100

Maine Center For Cancer Medicine And Blood Disorders Pa

11 Rock Row, Westbrook, ME 040924877

Phone: 2073033300

Mainegeneral Medical Center

361 Old Belgrade Rd, Augusta, ME 043308058

Phone: 2076216100

Secondary Practice Locations

2 Independence Dr

Kennebunk, ME 040436078

Phone: 2073033300

155 Borthwick Ave Ste C

Portsmouth, NH 038017156

Phone: 6038280100

11 Rock Row Ste 120

Westbrook, ME 040924877

Phone: 2073033300

15 Rock Row Ste 110

Westbrook, ME 040924877

Phone: 2073033300

105 Topsham Fair Mall Rd Unit 1

Topsham, ME 040861773

Phone: 2073033300

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

4 Associated Practitioners
NPI 1336216571

Doctor of Medicine (M.D.)

NPI 1356418594

Doctor of Medicine (M.D.)

NPI 1427125665

Doctor of Medicine (M.D.)

NPI 1871568709

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

7 Historical Events
📍
Updated Business Mailing Address February 19, 2025

Registered at PO BOX 911, BRATTLEBORO, VT 053020911 (Tel: 2073033300)

NPI Profile Active October 05, 2016

NPI status registered as active in NPPES database

📍
Updated Practice Location October 05, 2016

Registered at 35 MEDICAL CENTER PKWY, AUGUSTA, ME 043308160 (Tel: 2076214116)

📍
Updated Business Mailing Address October 05, 2016

Registered at 35 MEDICAL CENTER PKWY, AUGUSTA, ME 043308160 (Tel: 2076214116)

👤
Provider Name / Credentials Updated October 05, 2016

Recorded as KATELYN ISAAC, AG-ACNP

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) October 05, 2016

Nurse Practitioner (License #CNP151017 in ME)

🟢
Initial NPI Registration & Enumeration March 10, 2015

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1083007405
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 10, 2015
Last Update: April 20, 2026
Sole Proprietor: No

Mailing Address

Po Box 911

Brattleboro, VT 053020911

Phone: 2073033300

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.