Doctor profile · Federal record

Dr. Joanne Spalding, M.D.

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

  • NPI 1770693137
  • Accepts Medicare
  • MIPS 90.2 / 100 · 2023
  • 32 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Prosperity Blvd
Chowchilla, CA 936108498
(559) 664-4000
fax (559) 675-5224
Mailing address
3400 Data Dr, Attn: Credentialing/Payer Enrollment
Rancho Cordova, CA 956707956

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
October 11, 2023
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A55034

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770693137. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,451
Distinct HCPCS
10
Medicare allowed
$156,112
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 429 243 $133
99213 Established patient office or other outpatient visit, 20-29 minutes 177 131 $94
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 116 116 $135
99443 Telephone medical discussion with physician, 21-30 minutes 112 82 $132
83036 Hemoglobin a1c level 85 74 $10
G0008 Administration of influenza virus vaccine 85 82 $30
99442 Telephone medical discussion with physician, 11-20 minutes 79 63 $94
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 73 71 $75
99215 Established patient office or other outpatient visit, 40-54 minutes 71 56 $186
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 66 66 $281

In context: peer comparison

Among 2 peers in this city , average services per provider: 81. This provider delivers 18× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,678
Patients
815
Total drug cost
$55,417
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 412 126 $9,037
Levothyroxine Sodium Generic 246 74 $4,808
Metformin Hcl Generic 242 76 $3,809
Amlodipine Besylate Generic 235 71 $3,852
Lisinopril Generic 205 65 $3,697
Losartan Potassium Generic 204 61 $4,172
Omeprazole Generic 199 64 $4,743
Gabapentin Generic 177 57 $8,168
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 128 26 $3,781
Hydrochlorothiazide Generic 124 45 $781

Frequently asked questions

Auto-generated from federal data
What is Dr. Joanne Spalding's medical specialty?
Dr. Joanne Spalding practices Family Medicine Physician in Chowchilla, CA.
Where does Dr. Joanne Spalding practice?
Dr. Joanne Spalding practices at 300 Prosperity Blvd, Chowchilla, CA 936108498. Office phone: 5596644000.
What is Dr. Joanne Spalding's NPI?
Dr. Joanne Spalding's National Provider Identifier (NPI) is 1770693137, issued by NPPES.
Does Dr. Joanne Spalding accept Medicare assignment?
Yes. Dr. Joanne Spalding accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joanne Spalding 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); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.