Doctor profile · Federal record

Dr. Heather Layfield, PA-C

Physician Assistant · Physician Assistant · Portsmouth, NH

  • NPI 1992855878
  • Accepts Medicare
  • MIPS 93.1 / 100 · 2023
  • 20 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
333 Borthwick Ave
Portsmouth, NH 038017128
(603) 433-4012
fax (603) 926-2853
Mailing address
380 Lafayette RD
Hampton, NH 038422222

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
April 29, 2010
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
363A00000X — NUCC code
State licenses (2)
New Hampshire #0747 · North Carolina #103706
Medicaid (3)
ME #435059199 · NH #30337795 · SC #0382PA

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992855878. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
479
Distinct HCPCS
4
Medicare allowed
$36,687
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 396 360 $76
99214 Established patient office or other outpatient visit, 30-39 minutes 48 48 $108
99212 Established patient office or other outpatient visit, 10-19 minutes 21 21 $48
69209 Removal of impacted ear wax by washing 14 14 $16

In context: peer comparison

Among 20 peers in Portsmouth Physician Assistant, average services per provider: 67. This provider delivers 7.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
284
Patients
279
Total drug cost
$3,451
Drug Type Claims Patients Total cost
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 55 52 $548
Doxycycline Hyclate Generic 52 52 $750
Prednisone Generic 50 49 $127
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 37 37 $1,073
Cefdinir Generic 23 22 $434
Cephalexin Generic 22 22 $209
Azithromycin Generic 19 19 $107
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 15 15 $156
Triamcinolone Acetonide Generic 11 11 $47

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Heather Layfield's medical specialty?
Dr. Heather Layfield practices Physician Assistant in Portsmouth, NH.
Where does Dr. Heather Layfield practice?
Dr. Heather Layfield practices at 333 Borthwick Ave, Portsmouth, NH 038017128. Office phone: 6034334012.
What is Dr. Heather Layfield's NPI?
Dr. Heather Layfield's National Provider Identifier (NPI) is 1992855878, issued by NPPES.
Does Dr. Heather Layfield accept Medicare assignment?
Yes. Dr. Heather Layfield accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Heather Layfield commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.