Doctor profile · Federal record

Dr. Mark Davenport, M.D.

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

  • NPI 1679569636
  • Accepts Medicare
  • 44 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1835 Sunny Crest Dr
Fullerton, CA 928353616
(714) 446-5101
Additional location
2151 N Harbor Blvd, Suite 3200
Fullerton, CA 928353801
fax (714) 871-3006

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
October 19, 2020
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A40119

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679569636. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
612
Distinct HCPCS
9
Medicare allowed
$81,968
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 366 234 $139
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 61 61 $140
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 42 42 $282
G0009 Administration of pneumococcal vaccine 42 42 $29
99204 New patient office or other outpatient visit, 45-59 minutes 25 25 $180
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 25 12 $26
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 19 19 $76
G0008 Administration of influenza virus vaccine 19 19 $29
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit 13 13 $178

In context: peer comparison

Among 10 peers in Fullerton Family Medicine Physician, average services per provider: 77. This provider delivers 7.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,811
Patients
1,173
Total drug cost
$66,868
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 523 161 $7,937
Amlodipine Besylate Generic 362 112 $3,405
Lisinopril Generic 358 103 $3,486
Levothyroxine Sodium Generic 356 104 $8,530
Simvastatin Generic 287 81 $3,296
Losartan Potassium Generic 252 80 $4,322
Metformin Hcl Generic 230 75 $2,568
Gabapentin Generic 212 66 $3,433
Tamsulosin Hcl Generic 208 68 $4,027
Hydrochlorothiazide Generic 190 60 $1,555

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Davenport's medical specialty?
Dr. Mark Davenport practices Family Medicine Physician in Fullerton, CA.
Where does Dr. Mark Davenport practice?
Dr. Mark Davenport practices at 1835 Sunny Crest Dr, Fullerton, CA 928353616. Office phone: 7144465101.
What is Dr. Mark Davenport's NPI?
Dr. Mark Davenport's National Provider Identifier (NPI) is 1679569636, issued by NPPES.
Does Dr. Mark Davenport accept Medicare assignment?
Yes. Dr. Mark Davenport accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Davenport commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use (HCPCS 90677). Source: CMS Medicare Physician & Other Practitioners file.