Doctor profile · Federal record

Dr. Mallory Hatfield, MD

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Hyannis, MA

  • NPI 1790737013
  • Accepts Medicare
  • 35 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
46 North St, Suite 6
Hyannis, MA 026013845
(508) 778-4888
fax (508) 778-4887

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
August 18, 2014
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
Massachusetts #82138
Medicaid
MA #3143945

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790737013. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
11,823
Distinct HCPCS
10
Medicare allowed
$1,346,051
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 2,254 1,198 $130
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 1,934 1,238 $15
A9500 Technetium tc-99m sestamibi, diagnostic, per study dose 1,100 549 $120
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 951 906 $205
J2785 Injection, regadenoson, 0.1 mg 809 203 $55
99215 Established patient office or other outpatient visit, 40-54 minutes 799 682 $182
93356 Heart muscle strain imaging 782 754 $39
93224 Electrocardiogram (ecg) 2-day continuous with review and report by health care professional 585 561 $71
93015 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician 568 557 $64
78452 Nuclear medicine studies of heart muscle at rest and with stress and spect 552 550 $459

In context: peer comparison

Among 11 peers in this city , average services per provider: 324. This provider delivers 36× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
6,374
Patients
2,267
Total drug cost
$1,489,846
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 1,332 465 $32,998
Metoprolol Succinate Generic 892 325 $28,261
Rosuvastatin Calcium Generic 743 265 $61,012
Eliquis (Apixaban) Brand 581 188 $880,612
Amlodipine Besylate Generic 579 205 $4,925
Lisinopril Generic 421 162 $4,825
Xarelto (Rivaroxaban) Brand 290 93 $415,861
Carvedilol Generic 265 95 $4,047
Losartan Potassium Generic 257 79 $4,375
Ezetimibe Generic 251 87 $19,361

Frequently asked questions

Auto-generated from federal data
What is Dr. Mallory Hatfield's medical specialty?
Dr. Mallory Hatfield practices Cardiovascular Disease Physician in Hyannis, MA.
Where does Dr. Mallory Hatfield practice?
Dr. Mallory Hatfield practices at 46 North St, Hyannis, MA 026013845. Office phone: 5087784888.
What is Dr. Mallory Hatfield's NPI?
Dr. Mallory Hatfield's National Provider Identifier (NPI) is 1790737013, issued by NPPES.
Does Dr. Mallory Hatfield accept Medicare assignment?
Yes. Dr. Mallory Hatfield accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mallory Hatfield commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Technetium tc-99m sestamibi, diagnostic, per study dose (HCPCS A9500). Source: CMS Medicare Physician & Other Practitioners file.