Doctor profile · Federal record

Dr. Claire Larson, MD

Geriatric Medicine (Internal Medicine) Physician (CMS: Geriatric Medicine) · Geriatric Medicine (Internal Medicine) Physician · Chapel Hill, NC

  • NPI 1780974584
  • Accepts Medicare
  • 15 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5003 Old Clinic Bldg Cb 7550
Chapel Hill, NC 275992204
(919) 452-1462

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
April 5, 2021
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207RG0300X — NUCC code
State licenses (2)
North Carolina #2018-00960 · California #A123117

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780974584. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
684
Distinct HCPCS
10
Medicare allowed
$69,648
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 167 102 $170
99214 Established patient office or other outpatient visit, 30-39 minutes 103 77 $121
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 80 33 $101
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 49 29 $71
36415 Insertion of needle into vein for collection of blood sample 47 43 $8
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 38 25 $101
83036 Hemoglobin a1c level 35 22 $10
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 32 28 $174
G0008 Administration of influenza virus vaccine 31 31 $29
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 29 29 $76

In context: peer comparison

Among 11 peers in this city , average services per provider: 51. This provider delivers 13× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,702
Patients
665
Total drug cost
$176,049
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 340 87 $4,744
Amlodipine Besylate Generic 273 66 $2,552
Eliquis (Apixaban) Brand 250 41 $140,467
Levothyroxine Sodium Generic 233 60 $3,685
Losartan Potassium Generic 221 63 $3,086
Gabapentin Generic 187 43 $4,334
Metoprolol Succinate Generic 174 43 $3,266
Lisinopril Generic 144 34 $1,518
Furosemide Generic 140 32 $892
Sertraline Hcl Generic 140 37 $1,770

Frequently asked questions

Auto-generated from federal data
What is Dr. Claire Larson's medical specialty?
Dr. Claire Larson practices Geriatric Medicine (Internal Medicine) Physician in Chapel Hill, NC.
Where does Dr. Claire Larson practice?
Dr. Claire Larson practices at 5003 Old Clinic Bldg Cb 7550, Chapel Hill, NC 275992204. Office phone: 9194521462.
What is Dr. Claire Larson's NPI?
Dr. Claire Larson's National Provider Identifier (NPI) is 1780974584, issued by NPPES.
Does Dr. Claire Larson accept Medicare assignment?
Yes. Dr. Claire Larson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Claire Larson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309). Source: CMS Medicare Physician & Other Practitioners file.