Craig Monsen
NPI 1053615856 · Internal Medicine Physician · Boston, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Craig Monsen is a Internal Medicine Physician provider in Boston, MA (NPI 1053615856).
Provider details
- NPI number
- 1053615856
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- 277463 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
81 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 | 20 | $122 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 18 | $88 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 16 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 16 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 11 | $8 |
Typical Medicare-allowed amounts for these services range $8–$122 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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.
Practice location
Mailing address
Additional practice locations (1)
- The Johns Hopkins Hospital600 North Wolfe StreetBaltimore, MD 21287-0005Phone: (410) 955-5000
Registry dates
- Enumerated
- 2011-01-07
- Last updated
- 2020-02-24
- Certified
- 2020-02-24
Frequently asked questions
- What is Craig Monsen's NPI number?
- Craig Monsen's National Provider Identifier (NPI) is 1053615856, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Craig Monsen's specialty?
- Craig Monsen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Craig Monsen located?
- Craig Monsen's practice location on file with NPPES is 133 Brookline Ave, Boston, MA 02215-3904.
- What is Craig Monsen's phone number?
- The practice phone number listed in the NPPES registry for Craig Monsen is (617) 421-1000.
- Does Craig Monsen accept Medicare?
- Craig Monsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Craig Monsen's NPI active?
- Yes — Craig Monsen's NPI (1053615856) is active in the NPPES registry as of the last update on 2020-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.