Doctor profile · Federal record

Dr. Philip Knapp, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Boston, MA

  • NPI 1407819444
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
732 Harrison Avenue, Preston, 2Nd Floor
Boston, MA 021182309
(617) 638-7470
fax (617) 638-7449
Mailing address
850 Harrison Avenue, Yacc-Bnc7
Boston, MA 021184001

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
December 5, 2013
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
Massachusetts #154076
Medicaid
MA #110060660A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407819444. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
338
Distinct HCPCS
8
Medicare allowed
$34,767
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 125 91 $104
99215 Established patient office or other outpatient visit, 40-54 minutes 69 54 $150
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 30 17 $84
77080 Dxa bone density measurement of hip, pelvis, spine 29 29 $10
99204 New patient office or other outpatient visit, 45-59 minutes 27 27 $142
99213 Established patient office or other outpatient visit, 20-29 minutes 23 23 $70
76536 Ultrasound scan of head and neck soft tissue 22 20 $29
99205 New patient office or other outpatient visit, 60-74 minutes 13 12 $193

In context: peer comparison

Among 97 peers in Boston Endocrinology, Diabetes & Metabolism Physician, average services per provider: 116. This provider delivers 2.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,407
Patients
335
Total drug cost
$709,833
Drug Type Claims Patients Total cost
Trulicity (Dulaglutide) Brand 285 53 $346,100
Levothyroxine Sodium Generic 207 57 $3,794
Jardiance (Empagliflozin) Brand 133 33 $159,666
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 114 36 $51,893
Novolog Flexpen (Insulin Aspart) Brand 105 25 $82,302
Alendronate Sodium Generic 77 27 $1,451
Unifine Pentips (Pen Needle, Diabetic) Brand 74 26 $5,021
Atorvastatin Calcium Generic 60 17 $850
Metformin Hcl Generic 60 17 $614
Testosterone Cypionate Generic 60 0 $1,418

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Philip Knapp's medical specialty?
Dr. Philip Knapp practices Endocrinology, Diabetes & Metabolism Physician in Boston, MA.
Where does Dr. Philip Knapp practice?
Dr. Philip Knapp practices at 732 Harrison Avenue, Boston, MA 021182309. Office phone: 6176387470.
What is Dr. Philip Knapp's NPI?
Dr. Philip Knapp's National Provider Identifier (NPI) is 1407819444, issued by NPPES.
Does Dr. Philip Knapp accept Medicare assignment?
Yes. Dr. Philip Knapp accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Philip Knapp commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.