Doctor profile · Federal record

Dr. Rosalia Osias, M.D.

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

  • NPI 1669582938
  • Accepts Medicare
  • MIPS 19.8 / 100 · 2023
  • 42 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3340 W Ball RD, Suite F
Anaheim, CA 928043729
(714) 723-0787
fax (714) 723-0794

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
April 19, 2012
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A78239

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669582938. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,454
Distinct HCPCS
10
Medicare allowed
$230,616
HCPCS Description Services Patients Avg allowed
99442 Telephone medical discussion with physician, 11-20 minutes 983 190 $99
99213 Established patient office or other outpatient visit, 20-29 minutes 635 182 $99
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 228 15 $114
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 144 144 $140
G0179 Physician or allowed practitioner re-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 a 128 61 $46
G0444 Annual depression screening, 5 to 15 minutes 109 109 $21
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 106 68 $58
36415 Insertion of needle into vein for collection of blood sample 50 45 $8
99496 Transitional care management services for problem of high complexity 25 21 $303
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 21 19 $16

In context: peer comparison

Among 33 peers in this city , average services per provider: 165. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$190
Transactions
19
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 18 $172.89
AstraZeneca Pharmaceuticals LP 1 $16.87

By nature of payment

Food and Beverage
$190

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,657
Patients
1,558
Total drug cost
$89,192
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 981 257 $13,607
Atorvastatin Calcium Generic 654 177 $10,833
Losartan Potassium Generic 602 165 $10,902
Metformin Hcl Generic 579 152 $6,663
Levothyroxine Sodium Generic 374 77 $6,210
Glipizide Generic 346 83 $3,092
Lisinopril Generic 314 79 $3,961
Gabapentin Generic 283 83 $6,855
Simvastatin Generic 266 68 $4,292
Metoprolol Tartrate Generic 230 53 $1,902

Frequently asked questions

Auto-generated from federal data
What is Dr. Rosalia Osias's medical specialty?
Dr. Rosalia Osias practices Internal Medicine Physician in Anaheim, CA.
Where does Dr. Rosalia Osias practice?
Dr. Rosalia Osias practices at 3340 W Ball RD, Anaheim, CA 928043729. Office phone: 7147230787.
What is Dr. Rosalia Osias's NPI?
Dr. Rosalia Osias's National Provider Identifier (NPI) is 1669582938, issued by NPPES.
Does Dr. Rosalia Osias accept Medicare assignment?
Yes. Dr. Rosalia Osias accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rosalia Osias commonly perform?
Top Medicare-reported procedures in 2023: Telephone medical discussion with physician (HCPCS 99442); Established patient office or other outpatient visit (HCPCS 99213); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309). Source: CMS Medicare Physician & Other Practitioners file.