Kaitlyn Brennan, NP-C
NPI 1609218072 · Family Nurse Practitioner · Concord, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kaitlyn Brennan, NP-C is a Family Nurse Practitioner provider in Concord, MA (NPI 1609218072).
Provider details
- NPI number
- 1609218072
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP-C
- Sex
- Female
- Sole proprietor
- No
- License
- RN2264159 (MA)
Specialties & taxonomies
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
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,227 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 194 | $88 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 154 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 111 | $10 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 95 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 90 | $76 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 | 69 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 100 | 61 |
| Gabapentin | 72 | 40 |
| Levothyroxine Sodium | 68 | 43 |
| Amlodipine Besylate | 66 | 33 |
| Doxycycline Monohydrate | 56 | 52 |
| Hydrochlorothiazide | 52 | 29 |
| Lorazepam | 42 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-07-25
- Last updated
- 2015-11-06
Frequently asked questions
- What is Kaitlyn Brennan's NPI number?
- Kaitlyn Brennan's National Provider Identifier (NPI) is 1609218072, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kaitlyn Brennan's specialty?
- Kaitlyn Brennan is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kaitlyn Brennan located?
- Kaitlyn Brennan's practice location on file with NPPES is 330 Baker Avenue, Concord, MA 01742.
- What is Kaitlyn Brennan's phone number?
- The practice phone number listed in the NPPES registry for Kaitlyn Brennan is (978) 287-9300.
- Does Kaitlyn Brennan accept Medicare?
- Kaitlyn Brennan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kaitlyn Brennan's NPI active?
- Yes — Kaitlyn Brennan's NPI (1609218072) is active in the NPPES registry as of the last update on 2015-11-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.