Doctor profile · Federal record

Dr. Katherine Allen, MD

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Chapel Hill, NC

  • NPI 1225527856
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 Eastowne Dr
Chapel Hill, NC 275142286
(984) 974-4435
fax (919) 843-9355

Credentials & registration

NPPES · NUCC
NPI registered
May 2018 — 8 yrs on file
Profile last updated
July 1, 2021
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
North Carolina #2021-01173 · North Carolina #239203

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225527856. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
480
Distinct HCPCS
10
Medicare allowed
$47,624
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 162 108 $123
99213 Established patient office or other outpatient visit, 20-29 minutes 89 76 $84
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 51 19 $116
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 32 18 $77
36415 Insertion of needle into vein for collection of blood sample 27 27 $8
99215 Established patient office or other outpatient visit, 40-54 minutes 24 22 $173
93005 Routine electrocardiogram (ecg) using at least 12 leads with tracing 23 23 $6
99205 New patient office or other outpatient visit, 60-74 minutes 14 14 $212
G0008 Administration of influenza virus vaccine 13 13 $29
99204 New patient office or other outpatient visit, 45-59 minutes 12 12 $161

In context: peer comparison

Among 39 peers in Chapel Hill Internal Medicine Physician, average services per provider: 66. This provider delivers 7.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
360
Patients
71
Total drug cost
$12,355
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 51 18 $838
Lisinopril Generic 36 12 $289
Gabapentin Generic 33 13 $1,254
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 32 16 $925
Levothyroxine Sodium Generic 27 0 $430
Rosuvastatin Calcium Generic 26 12 $341
Amlodipine Besylate Generic 25 0 $104
Alendronate Sodium Generic 21 0 $349
Metoprolol Succinate Generic 21 0 $387
Losartan Potassium Generic 17 0 $277

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Allen's medical specialty?
Dr. Katherine Allen practices Internal Medicine Physician in Chapel Hill, NC.
Where does Dr. Katherine Allen practice?
Dr. Katherine Allen practices at 100 Eastowne Dr, Chapel Hill, NC 275142286. Office phone: 9849744435.
What is Dr. Katherine Allen's NPI?
Dr. Katherine Allen's National Provider Identifier (NPI) is 1225527856, issued by NPPES.
Does Dr. Katherine Allen accept Medicare assignment?
Yes. Dr. Katherine Allen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Allen 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); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.