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- 10101 Se Main St Ste 2001, Portland, OR 97216
About Dr. Petersen
Arnold L. Petersen, MD practices obstetrics & gynecology in Portland, OR. Arnold is a 1966 graduate of Loma Linda University School of Medicine. Arnold is also listed as specializing in family medicine. According to Medicare claims data, Arnold cared for 455 Medicare patients across 615 services. The services billed most often include automated urinalysis test, hemoglobin measurement, and insertion of needle into vein for collection of blood sample. The provider's National Provider Identifier (NPI) is 1154409316.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (503) 256-0890
- Email not available
Practice Locations
10101 SE MAIN ST STE 2001
Portland, OR 97216
Conditions Commonly Evaluated or Treated
Within Obstetrics and Gynecology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Contraception
Fertility
High-risk or subspecialty
Infections
Pelvic pain and benign gynecology
- Uterine fibroids
- Chronic pelvic pain
- Ovarian cysts
- Painful intercourse
- Pelvic organ prolapse
- Urinary incontinence in women
Most searched conditions
Infections and vulvovaginal conditions
Menstrual and hormonal
- Absent periods
- Genitourinary syndrome of menopause
- Painful periods
- Perimenopause
- Premenstrual syndrome
Pregnancy
- Ectopic pregnancy
- Gestational diabetes
- Hyperemesis gravidarum
- Miscarriage
- Placenta previa
- Postpartum depression
- Preeclampsia
- Preterm labor
Cancer and precancer
- Abnormal cervical cells and cervical dysplasia
- Cervical cancer
- Endometrial cancer
- Endometrial hyperplasia
- Ovarian cancer
Pregnancy Complications
Vaginal & Vulvar Health
Procedures & services
Diagnostic Tests
Hormone & Menopause
Laparoscopic and adnexal surgery
Pelvic floor
Pregnancy and delivery
Preventive and diagnostic
- Pelvic examination
- Transvaginal ultrasound
- Well-woman examination
- Colposcopy
- Endometrial biopsy
- Human papillomavirus testing
Subspecialty procedures
Surgeries
Most searched procedures
Contraception and office treatment
Birth Control
Contraception
Diagnostic Procedures
Fertility
Postpartum Care
Pregnancy & Prenatal
Preventive Care
Preventive Screening
Routine Exams
Uterine and cervical procedures
Procedures Most Often Billed to Medicare
615 services · 455 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
73 | More often than most peers in OB-GYN |
| Automated urinalysis test | Lab test | 81003 |
146 | More often than most peers in OB-GYN |
| Hemoglobin measurement | Lab test | 88738 |
76 | Too few peers to compare |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
62 | More often than most peers in OB-GYN |
| Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous | Billing code | G0328 |
61 | As often as other peers in OB-GYN |
| Blood glucose (sugar) level | Lab test | 82947 |
54 | Too few peers to compare |
| Blood test, lipids (cholesterol and triglycerides) | Lab test | 80061 |
53 | More often than most peers in OB-GYN |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
49 | More often than most peers in OB-GYN |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
17 | Less often than most peers in OB-GYN |
| Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | Billing code | Q0091 |
12 | Less often than most peers in OB-GYN |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other OB-GYNs at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other OB-GYNs in Portland 8
Same specialty, same city.
More connections — 18 related providers in 3 groups
Trained at Loma Linda University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1966 at Loma Linda University School of Medicine 2
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in OR who bill this service to Medicare most often.
Common questions
What does Dr. Petersen specialize in?
Dr. Petersen is an OB-GYN in Portland, OR. That is the designation recorded for this NPI in the federal registry, where it is listed as “Obstetrics & Gynecology”.
NPI registry
Where is Dr. Petersen located?
Dr. Petersen is listed at 10101 Se Main St Ste 2001, Portland, OR 97216. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Petersen's phone number?
The number on file is (503) 256-0890. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Petersen's NPI number?
Dr. Petersen's National Provider Identifier is 1154409316. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Petersen go to medical school?
Dr. Petersen attended Loma Linda University School of Medicine, graduating in 1966. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Petersen been practicing?
Dr. Petersen has 60 years experience. Calculated from a graduation year of 1966, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Petersen do most often?
According to Medicare billing data, Dr. Petersen performs procedures including insertion of needle into vein for collection of blood sample, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Petersen confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Petersen. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.