Philip Knapp, MD
NPI 1407819444 · Endocrinology, Diabetes & Metabolism Physician · Boston, MA
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Philip Knapp, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Boston, MA (NPI 1407819444).
Provider details
- NPI number
- 1407819444
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 154076 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
360 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 | 134 | $102 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 55 | $152 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 47 | $82 |
| 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'SG2211 | 35 | $17 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 33 | $69 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dulaglutidebrand: Trulicity | 211 | 44 |
| Levothyroxine Sodium | 197 | 51 |
| Empagliflozinbrand: Jardiance | 128 | 34 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 106 | 40 |
| Alendronate Sodium | 88 | 32 |
| Testosterone Cypionate | 67 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-10
- Last updated
- 2013-12-05
Frequently asked questions
- What is Philip Knapp's NPI number?
- Philip Knapp's National Provider Identifier (NPI) is 1407819444, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Philip Knapp's specialty?
- Philip Knapp is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Philip Knapp located?
- Philip Knapp's practice location on file with NPPES is 732 Harrison Avenue, Boston, MA 02118-2309.
- What is Philip Knapp's phone number?
- The practice phone number listed in the NPPES registry for Philip Knapp is (617) 638-7470.
- Does Philip Knapp accept Medicare?
- Philip Knapp is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Philip Knapp's NPI active?
- Yes — Philip Knapp's NPI (1407819444) is active in the NPPES registry as of the last update on 2013-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.