Doctor profile · Federal record
Dr. Maren Pedersen, MD
Internal Medicine Physician (CMS: Internal Medicine) · Palo Alto, CA
- NPI 1417021163
- 47 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
211 Quarry RD, Ste 203 Mc5993
Palo Alto, CA 943041416
(650) 325-6778
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- March 27, 2013
- Year of graduation
- 1979 — 47 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #G43586
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1417021163. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
388
Distinct HCPCS
8
Medicare allowed
$51,146
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 108 | 58 | $146 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 81 | 64 | $203 | |
99441 |
Telephone medical discussion with physician, 5-10 minutes | 50 | 39 | $66 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 46 | 46 | $148 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 35 | 24 | $104 | |
99497 |
Advance care planning, first 30 minutes | 30 | 29 | $92 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 20 | 20 | $104 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 18 | 17 | $17 |
In context: peer comparison
Among 30 peers in this city , average services per provider: 82. This provider delivers 4.7× the peer median.Open Payments
Industry payments received
All-time total
$43
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Merck Sharp & Dohme LLC | 1 | $23.55 | |
| PFIZER INC. | 1 | $19.00 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
616
Patients
138
Total drug cost
$13,978
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 76 | 20 | $740 |
| Amlodipine Besylate | Generic | 70 | 18 | $388 |
| Rosuvastatin Calcium | Generic | 60 | 20 | $910 |
| Levothyroxine Sodium | Generic | 55 | 20 | $903 |
| Tamsulosin Hcl | Generic | 51 | 12 | $661 |
| Synthroid (Levothyroxine Sodium) | Brand | 46 | 13 | $5,506 |
| Irbesartan | Generic | 43 | 11 | $1,126 |
| Lisinopril | Generic | 38 | 13 | $409 |
| Zolpidem Tartrate | Generic | 35 | 0 | $239 |
| Escitalopram Oxalate | Generic | 32 | 11 | $828 |
Hospital affiliations
Frequently asked questions
What is Dr. Maren Pedersen's medical specialty?
Dr. Maren Pedersen practices Internal Medicine Physician in Palo Alto, CA.
Where does Dr. Maren Pedersen practice?
Dr. Maren Pedersen practices at 211 Quarry RD, Palo Alto, CA 943041416. Office phone: 6503256778.
What is Dr. Maren Pedersen's NPI?
Dr. Maren Pedersen's National Provider Identifier (NPI) is 1417021163, issued by NPPES.
Does Dr. Maren Pedersen accept Medicare assignment?
Dr. Maren Pedersen does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Maren Pedersen 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); Telephone medical discussion with physician (HCPCS 99441). Source: CMS Medicare Physician & Other Practitioners file.