Doctor profile · Federal record

Dr. James Knapp, M.D.

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

  • NPI 1033208145
  • Accepts Medicare
  • MIPS 83.5 / 100 · 2023
  • 33 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
911 E Tuolumne RD
Turlock, CA 953821543
(209) 668-4101
fax (209) 668-3758

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
February 18, 2020
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #G80371
Medicaid
CA #GR0003770

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033208145. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,880
Distinct HCPCS
10
Medicare allowed
$267,655
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,329 630 $130
99213 Established patient office or other outpatient visit, 20-29 minutes 520 322 $92
90686 Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage 117 116 $22
G0008 Administration of influenza virus vaccine 117 116 $31
17003 Destruction of precancer skin growth, 2-14 growths 112 17 $7
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 98 98 $132
G0442 Annual alcohol misuse screening, 5 to 15 minutes 96 96 $19
G0444 Annual depression screening, 5 to 15 minutes 96 96 $19
99497 Advance care planning, first 30 minutes 76 76 $83
81002 Urinalysis, manual test 67 47 $3

In context: peer comparison

Among 13 peers in this city , average services per provider: 126. This provider delivers 23× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$70
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 2 $32.35
Lundbeck LLC 1 $22.24
AstraZeneca Pharmaceuticals LP 1 $15.13

By nature of payment

Food and Beverage
$70

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
6,182
Patients
1,634
Total drug cost
$113,971
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 1,273 336 $23,957
Lisinopril Generic 642 175 $10,395
Levothyroxine Sodium Generic 547 144 $8,332
Amlodipine Besylate Generic 489 140 $7,935
Losartan Potassium Generic 435 120 $8,743
Metformin Hcl Generic 412 116 $6,434
Tamsulosin Hcl Generic 321 92 $8,528
Hydrochlorothiazide Generic 305 88 $1,621
Gabapentin Generic 281 75 $7,897
Metoprolol Succinate Generic 280 67 $6,133

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Knapp's medical specialty?
Dr. James Knapp practices Family Medicine Physician in Turlock, CA.
Where does Dr. James Knapp practice?
Dr. James Knapp practices at 911 E Tuolumne RD, Turlock, CA 953821543. Office phone: 2096684101.
What is Dr. James Knapp's NPI?
Dr. James Knapp's National Provider Identifier (NPI) is 1033208145, issued by NPPES.
Does Dr. James Knapp accept Medicare assignment?
Yes. Dr. James Knapp accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Knapp commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage (HCPCS 90686). Source: CMS Medicare Physician & Other Practitioners file.