Doctor profile · Federal record

Dr. Richard Petyn, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Oceanside, CA

  • NPI 1376625004
  • Accepts Medicare
  • 44 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4318 Mission Ave
Oceanside, CA 920576541
(760) 901-5060
fax (760) 722-2204

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
August 12, 2013
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A51659

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1376625004. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,075
Distinct HCPCS
10
Medicare allowed
$133,024
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 564 303 $137
99215 Established patient office or other outpatient visit, 40-54 minutes 110 93 $190
G0008 Administration of influenza virus vaccine 61 61 $33
90662 Influenza vaccine split virus, preservative free 57 57 $72
17003 Destruction of precancer skin growth, 2-14 growths 52 14 $8
99204 New patient office or other outpatient visit, 45-59 minutes 33 33 $177
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 29 18 $57
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 28 28 $138
99213 Established patient office or other outpatient visit, 20-29 minutes 23 21 $97
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 22 22 $282

In context: peer comparison

Among 12 peers in this city , average services per provider: 85. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$88
Transactions
4
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Novo Nordisk Inc 4 $88.26

By nature of payment

Food and Beverage
$88

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,379
Patients
1,000
Total drug cost
$396,807
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 558 171 $9,770
Metformin Hcl Er (Metformin Hcl) Brand 377 118 $9,905
Losartan Potassium Generic 369 100 $7,186
Levothyroxine Sodium Generic 306 89 $6,708
Amlodipine Besylate Generic 304 90 $3,284
Lisinopril Generic 243 72 $3,255
Tamsulosin Hcl Generic 212 60 $5,929
Ozempic (Semaglutide) Brand 202 43 $333,498
Terazosin Hcl Generic 176 54 $4,575
Omeprazole Generic 130 43 $2,306

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Richard Petyn's medical specialty?
Dr. Richard Petyn practices Internal Medicine Physician in Oceanside, CA.
Where does Dr. Richard Petyn practice?
Dr. Richard Petyn practices at 4318 Mission Ave, Oceanside, CA 920576541. Office phone: 7609015060.
What is Dr. Richard Petyn's NPI?
Dr. Richard Petyn's National Provider Identifier (NPI) is 1376625004, issued by NPPES.
Does Dr. Richard Petyn accept Medicare assignment?
Yes. Dr. Richard Petyn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Richard Petyn 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); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.