Doctor profile · Federal record

Dr. James Field, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Martinsburg, WV

  • NPI 1306134028
  • Accepts Medicare
  • MIPS 89.2 / 100 · 2023
  • 16 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
880 N Tennessee Ave, Suite 110A
Martinsburg, WV 254019401
(304) 596-5038
fax (304) 596-5037

Credentials & registration

NPPES · NUCC
NPI registered
July 2011 — 15 yrs on file
Profile last updated
April 7, 2022
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State licenses (2)
West Virginia #27057 · Pennsylvania #MT199920

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306134028. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,095
Distinct HCPCS
7
Medicare allowed
$80,452
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 411 232 $118
83036 Hemoglobin a1c level 236 130 $9
82962 Blood glucose (sugar) test performed by hand-held instrument 235 130 $3
99215 Established patient office or other outpatient visit, 40-54 minutes 108 90 $162
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 50 37 $34
99204 New patient office or other outpatient visit, 45-59 minutes 37 37 $160
99205 New patient office or other outpatient visit, 60-74 minutes 18 18 $209

In context: peer comparison

Among 3 peers in Martinsburg Endocrinology, Diabetes & Metabolism Physician, average services per provider: 140. This provider delivers 7.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$32
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 1 $16.74
Insulet Corporation 1 $15.20

By nature of payment

Food and Beverage
$32

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,321
Patients
659
Total drug cost
$1,994,996
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 386 112 $6,474
Ozempic (Semaglutide) Brand 357 76 $618,980
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 253 75 $253,330
Metformin Hcl Generic 213 63 $2,128
Trulicity (Dulaglutide) Brand 170 46 $324,158
Novolog Flexpen (Insulin Aspart) Brand 164 47 $190,067
Nano 2Nd Gen Pen Needle (Pen Needle, Diabetic) Brand 115 51 $14,024
Farxiga (Dapagliflozin Propanediol) Brand 111 25 $118,374
Jardiance (Empagliflozin) Brand 102 34 $170,503
Levemir Flexpen (Insulin Detemir) Brand 97 32 $77,075

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Field's medical specialty?
Dr. James Field practices Endocrinology, Diabetes & Metabolism Physician in Martinsburg, WV.
Where does Dr. James Field practice?
Dr. James Field practices at 880 N Tennessee Ave, Martinsburg, WV 254019401. Office phone: 3045965038.
What is Dr. James Field's NPI?
Dr. James Field's National Provider Identifier (NPI) is 1306134028, issued by NPPES.
Does Dr. James Field accept Medicare assignment?
Yes. Dr. James Field accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Field commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Hemoglobin a1c level (HCPCS 83036); Blood glucose (sugar) test performed by hand-held instrument (HCPCS 82962). Source: CMS Medicare Physician & Other Practitioners file.