Doctor profile · Federal record

Dr. Richard Day, MD

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

  • NPI 1861619355
  • Accepts Medicare
  • MIPS 90.2 / 100 · 2023
  • 46 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1560 Mesa RD Ste 100
Nipomo, CA 934446709
(805) 614-5640
fax (805) 614-5641
Additional location
2238 Bayview Heights Drive, Suite G
Los Osos, CA 934023921
(805) 534-1305
fax (805) 534-1347
Additional location
901 Oak Park Blvd Ste 101
Pismo Beach, CA 934493409
(805) 481-2205
fax (805) 481-2206

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
November 2, 2023
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #G55683

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861619355. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,955
Distinct HCPCS
10
Medicare allowed
$256,959
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,018 604 $134
99215 Established patient office or other outpatient visit, 40-54 minutes 290 211 $188
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 250 250 $137
99213 Established patient office or other outpatient visit, 20-29 minutes 156 155 $95
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 66 66 $75
G0008 Administration of influenza virus vaccine 66 66 $33
83036 Hemoglobin a1c level 51 44 $10
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit 18 18 $174
99204 New patient office or other outpatient visit, 45-59 minutes 16 16 $174
G0009 Administration of pneumococcal vaccine 13 12 $33

In context: peer comparison

Among 4 peers in Nipomo Family Medicine Physician, average services per provider: 130. This provider delivers 15× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,700
Patients
1,197
Total drug cost
$61,307
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 689 186 $8,412
Levothyroxine Sodium Generic 506 124 $8,437
Losartan Potassium Generic 497 111 $6,007
Lisinopril Generic 386 102 $3,343
Amlodipine Besylate Generic 369 99 $3,356
Metoprolol Succinate Generic 359 92 $6,668
Metformin Hcl Generic 271 66 $2,512
Simvastatin Generic 244 57 $2,467
Omeprazole Generic 222 58 $3,472
Hydrochlorothiazide Generic 215 53 $1,025

Frequently asked questions

Auto-generated from federal data
What is Dr. Richard Day's medical specialty?
Dr. Richard Day practices Family Medicine Physician in Nipomo, CA.
Where does Dr. Richard Day practice?
Dr. Richard Day practices at 1560 Mesa RD Ste 100, Nipomo, CA 934446709. Office phone: 8056145640.
What is Dr. Richard Day's NPI?
Dr. Richard Day's National Provider Identifier (NPI) is 1861619355, issued by NPPES.
Does Dr. Richard Day accept Medicare assignment?
Yes. Dr. Richard Day accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Richard Day 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 99215); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.