Doctor profile · Federal record

Dr. John Carper, Medical Doctor

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

  • NPI 1174543540
  • Accepts Medicare
  • 39 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2433 Central Ave, Suite A
Alameda, CA 945016562
(510) 521-2300
fax (510) 521-7947

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #G63665

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174543540. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,181
Distinct HCPCS
10
Medicare allowed
$134,396
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 403 239 $151
G0008 Administration of influenza virus vaccine 147 144 $36
90662 Influenza vaccine split virus, preservative free 140 137 $72
99213 Established patient office or other outpatient visit, 20-29 minutes 98 88 $107
99215 Established patient office or other outpatient visit, 40-54 minutes 92 66 $209
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 64 64 $153
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and 33 24 $63
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 26 26 $281
G0009 Administration of pneumococcal vaccine 26 26 $36
90480 Admn sarscov2 vacc 1 dose 22 22 $48

In context: peer comparison

Among 3 peers in Alameda Family Medicine Physician, average services per provider: 71. This provider delivers 17× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,717
Patients
590
Total drug cost
$27,740
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 259 100 $3,569
Amlodipine Besylate Generic 186 71 $1,627
Lisinopril Generic 164 54 $1,945
Levothyroxine Sodium Generic 162 44 $2,436
Rosuvastatin Calcium Generic 135 44 $2,399
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 128 22 $3,768
Losartan Potassium Generic 106 45 $1,601
Metoprolol Succinate Generic 97 31 $2,186
Metformin Hcl Generic 86 31 $1,173
Hydrochlorothiazide Generic 85 34 $364

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Carper's medical specialty?
Dr. John Carper practices Family Medicine Physician in Alameda, CA.
Where does Dr. John Carper practice?
Dr. John Carper practices at 2433 Central Ave, Alameda, CA 945016562. Office phone: 5105212300.
What is Dr. John Carper's NPI?
Dr. John Carper's National Provider Identifier (NPI) is 1174543540, issued by NPPES.
Does Dr. John Carper accept Medicare assignment?
Yes. Dr. John Carper accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Carper commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Administration of influenza virus vaccine (HCPCS G0008); Influenza vaccine split virus, preservative free (HCPCS 90662). Source: CMS Medicare Physician & Other Practitioners file.