Doctor profile · Federal record

Dr. David Hahn, D.O.

Family Medicine Physician (CMS: Family Practice) · Chico, CA

  • NPI 1255385597
  • Accepts Medicare
  • MIPS 74.5 / 100 · 2023
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1531 Esplanade
Chico, CA 959263310
(530) 332-5557

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
August 17, 2023
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #20A8638

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255385597. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,145
Distinct HCPCS
6
Medicare allowed
$239,659
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 818 365 $79
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 562 308 $119
99239 Hospital discharge day management, more than 30 minutes 459 434 $115
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 212 209 $172
99291 Critical care, first 30-74 minutes 83 55 $211
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 11 11 $121

In context: peer comparison

Among 11 peers in this city , average services per provider: 208. This provider delivers 10× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
346
Patients
200
Total drug cost
$17,522
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 62 29 $1,536
Prednisone Generic 31 28 $165
Furosemide Generic 26 18 $85
Atorvastatin Calcium Generic 25 13 $205
Eliquis (Apixaban) Brand 24 14 $13,847
Carvedilol Generic 23 17 $262
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 21 21 $125
Metoprolol Succinate Generic 20 16 $215
Cephalexin Generic 19 19 $160
Clopidogrel (Clopidogrel Bisulfate) Brand 19 0 $173

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. David Hahn's medical specialty?
Dr. David Hahn practices Family Medicine Physician in Chico, CA.
Where does Dr. David Hahn practice?
Dr. David Hahn practices at 1531 Esplanade, Chico, CA 959263310. Office phone: 5303325557.
What is Dr. David Hahn's NPI?
Dr. David Hahn's National Provider Identifier (NPI) is 1255385597, issued by NPPES.
Does Dr. David Hahn accept Medicare assignment?
Yes. Dr. David Hahn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Hahn commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.