Doctor profile · Federal record
Dr. Ronald Olah, MD
Internal Medicine Physician (CMS: Internal Medicine) · Pasadena, CA
- NPI 1881668341
- Accepts Medicare
- MIPS 80.5 / 100 · 2023
- 41 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
10 Congress St, Suite 208
Pasadena, CA 911053023
(626) 792-2166
fax (626) 795-0740 - Mailing address
-
133 N Altadena Dr, 2Nd Floor
Pasadena, CA 911077325
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- January 26, 2012
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #G58723
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1881668341. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,693
Distinct HCPCS
10
Medicare allowed
$315,330
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 731 | 452 | $100 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 540 | 360 | $141 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 391 | 391 | $144 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 254 | 240 | $16 | |
G0009 |
Administration of pneumococcal vaccine | 173 | 173 | $34 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 167 | 167 | $283 | |
99497 |
Advance care planning, first 30 minutes | 109 | 109 | $90 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 84 | 77 | $197 | |
G0008 |
Administration of influenza virus vaccine | 72 | 71 | $34 | |
90662 |
Influenza vaccine split virus, preservative free | 59 | 59 | $72 |
In context: peer comparison
Among 31 peers in Pasadena Internal Medicine Physician, average services per provider: 151. This provider delivers 18× the peer median.Open Payments
Industry payments received
All-time total
$139
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Edwards Lifesciences Corporation | 1 | $139.15 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,630
Patients
709
Total drug cost
$118,968
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 557 | 147 | $7,976 |
| Amlodipine Besylate | Generic | 365 | 101 | $3,743 |
| Rosuvastatin Calcium | Generic | 277 | 78 | $8,333 |
| Levothyroxine Sodium | Generic | 223 | 62 | $4,448 |
| Irbesartan | Generic | 217 | 58 | $6,055 |
| Losartan Potassium | Generic | 169 | 42 | $2,526 |
| Lisinopril | Generic | 148 | 41 | $1,595 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 116 | 31 | $1,363 |
| Simvastatin | Generic | 90 | 22 | $1,031 |
| Pravastatin Sodium | Generic | 89 | 26 | $1,529 |
Frequently asked questions
What is Dr. Ronald Olah's medical specialty?
Dr. Ronald Olah practices Internal Medicine Physician in Pasadena, CA.
Where does Dr. Ronald Olah practice?
Dr. Ronald Olah practices at 10 Congress St, Pasadena, CA 911053023. Office phone: 6267922166.
What is Dr. Ronald Olah's NPI?
Dr. Ronald Olah's National Provider Identifier (NPI) is 1881668341, issued by NPPES.
Does Dr. Ronald Olah accept Medicare assignment?
Yes. Dr. Ronald Olah accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ronald Olah commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.