Katie Mcmillen, FNP-BC
NPI 1790214278 · Family Nurse Practitioner · Boston, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katie Mcmillen, FNP-BC is a Family Nurse Practitioner provider in Boston, MA (NPI 1790214278).
Provider details
- NPI number
- 1790214278
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- RN2263962 (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
9 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
83 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) |
|---|---|---|
| Injection of Trigger Points, 3 Or More Muscles20553 | 35 | $31 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 31 | $59 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 17 | $87 |
Typical Medicare-allowed amounts for these services range $31–$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 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 254 | 48 |
| Baclofen | 132 | 26 |
| Tizanidine Hcl | 105 | 19 |
| Nortriptyline Hcl | 89 | 20 |
| Galcanezumab-Gnlmbrand: Emgality Pen | 89 | 14 |
| Diclofenac Sodium | 67 | 19 |
| Sertraline Hcl | 57 | 19 |
| Tramadol Hcl |
Practice location
Mailing address
Additional practice locations (1)
- 603 Salem StWakefield, MA 01880Phone: (781) 679-5129
Registry dates
- Enumerated
- 2017-06-08
- Last updated
- 2019-02-15
Frequently asked questions
- What is Katie Mcmillen's NPI number?
- Katie Mcmillen's National Provider Identifier (NPI) is 1790214278, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katie Mcmillen's specialty?
- Katie Mcmillen is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katie Mcmillen located?
- Katie Mcmillen's practice location on file with NPPES is 725 Albany Street, Boston, MA 02118.
- What is Katie Mcmillen's phone number?
- The practice phone number listed in the NPPES registry for Katie Mcmillen is (617) 638-8456.
- Does Katie Mcmillen accept Medicare?
- Katie Mcmillen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katie Mcmillen's NPI active?
- Yes — Katie Mcmillen's NPI (1790214278) is active in the NPPES registry as of the last update on 2019-02-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.