Doctor profile · Federal record

Dr. Andrew Flewwelling, MD

Internal Medicine Physician (CMS: Internal Medicine) · Hyannis, MA

  • NPI 1396717468
  • Accepts Medicare
  • 34 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1070 Iyannough RD
Hyannis, MA 02601
(888) 405-6396
fax (415) 252-7176
Additional location
300 Linden Ponds Way
Hingham, MA 020433769
(781) 534-7100
fax (781) 534-7358

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
July 31, 2025
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #226799
Medicaid
MA #2115000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1396717468. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
896
Distinct HCPCS
9
Medicare allowed
$97,627
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 539 319 $124
99213 Established patient office or other outpatient visit, 20-29 minutes 184 149 $88
G0008 Administration of influenza virus vaccine 43 43 $34
90662 Influenza vaccine split virus, preservative free 42 42 $72
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 20 20 $283
G0009 Administration of pneumococcal vaccine 18 18 $34
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 17 17 $14
99204 New patient office or other outpatient visit, 45-59 minutes 17 17 $161
99212 Established patient office or other outpatient visit, 10-19 minutes 16 14 $55

In context: peer comparison

Among 16 peers in Hyannis Internal Medicine Physician, average services per provider: 134. This provider delivers 6.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,287
Patients
638
Total drug cost
$38,999
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 351 96 $7,022
Levothyroxine Sodium Generic 275 73 $6,311
Lisinopril Generic 252 71 $2,626
Amlodipine Besylate Generic 185 61 $1,424
Omeprazole Generic 175 50 $3,562
Metoprolol Succinate Generic 154 41 $5,125
Lorazepam Generic 147 33 $938
Losartan Potassium Generic 119 34 $2,243
Simvastatin Generic 107 33 $1,470
Hydrochlorothiazide Generic 106 33 $449

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Flewwelling's medical specialty?
Dr. Andrew Flewwelling practices Internal Medicine Physician in Hyannis, MA.
Where does Dr. Andrew Flewwelling practice?
Dr. Andrew Flewwelling practices at 1070 Iyannough RD, Hyannis, MA 02601. Office phone: 8884056396.
What is Dr. Andrew Flewwelling's NPI?
Dr. Andrew Flewwelling's National Provider Identifier (NPI) is 1396717468, issued by NPPES.
Does Dr. Andrew Flewwelling accept Medicare assignment?
Yes. Dr. Andrew Flewwelling accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Flewwelling 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 99213); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.