Doctor profile · Federal record

Dr. Christopher Marx, M.D.

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · La Jolla, CA

  • NPI 1811958929
  • Accepts Medicare
  • 43 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10666 N Torrey Pines RD
La Jolla, CA 920371027
(858) 554-7876
Mailing address
File# 54433
Los Angeles, CA 900740001

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
June 26, 2009
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
California #G58195
Medicaid
CA #00G581950

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811958929. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,964
Distinct HCPCS
8
Medicare allowed
$100,103
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 1,140 13 $20
99213 Established patient office or other outpatient visit, 20-29 minutes 327 253 $96
99212 Established patient office or other outpatient visit, 10-19 minutes 177 143 $62
99203 New patient office or other outpatient visit, 30-44 minutes 145 145 $120
99214 Established patient office or other outpatient visit, 30-39 minutes 62 57 $135
96372 Injection of drug or substance under skin or into muscle 57 23 $15
99204 New patient office or other outpatient visit, 45-59 minutes 32 32 $177
76536 Ultrasound scan of head and neck soft tissue 24 23 $128

In context: peer comparison

Among 8 peers in this city , average services per provider: 907. This provider delivers 2.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$467
Transactions
20
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Boehringer Ingelheim Pharmaceuticals, Inc. 3 $73.79
Dexcom, Inc. 2 $66.66
AstraZeneca Pharmaceuticals LP 3 $60.71
BETA BIONICS, INC. 1 $33.09
SANOFI-AVENTIS U.S. LLC 1 $32.01
Neurocrine Biosciences, Inc. 1 $27.15
Medtronic, Inc. 1 $24.78
Amgen Inc. 1 $23.22
Aurinia Pharma U.S., Inc. 1 $21.56
Mallinckrodt Hospital Products Inc. 1 $21.35
Abbott Laboratories 1 $19.98
Antares Pharma, Inc. 1 $17.49
Novo Nordisk Inc 1 $15.94
Xeris Pharmaceuticals, Inc. 1 $15.54
Amphastar Pharmaceuticals, Inc. 1 $13.90

By nature of payment

Food and Beverage
$447
Long term medical supply or device loan
$20

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,071
Patients
865
Total drug cost
$1,565,224
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 358 102 $7,561
Metformin Hcl Generic 323 92 $5,724
Metformin Hcl Er (Metformin Hcl) Brand 312 87 $7,261
Ozempic (Semaglutide) Brand 284 57 $430,281
Trulicity (Dulaglutide) Brand 271 59 $465,894
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 251 76 $184,736
Glipizide Er (Glipizide) Brand 203 58 $5,356
Jardiance (Empagliflozin) Brand 166 38 $201,242
Pioglitazone Hcl Generic 166 50 $4,224
Synthroid (Levothyroxine Sodium) Brand 141 40 $12,216

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Marx's medical specialty?
Dr. Christopher Marx practices Endocrinology, Diabetes & Metabolism Physician in La Jolla, CA.
Where does Dr. Christopher Marx practice?
Dr. Christopher Marx practices at 10666 N Torrey Pines RD, La Jolla, CA 920371027. Office phone: 8585547876.
What is Dr. Christopher Marx's NPI?
Dr. Christopher Marx's National Provider Identifier (NPI) is 1811958929, issued by NPPES.
Does Dr. Christopher Marx accept Medicare assignment?
Yes. Dr. Christopher Marx accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Marx commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.