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Edit this profileAt a glance
- 10666 N Torrey Pines Rd, La Jolla, CA 92037
About Dr. Willems
John J. Willems, M.D. practices obstetrics/gynecology in La Jolla, CA. John is a 1973 graduate of New York Medical College. John is also listed as specializing in obstetrics & gynecology and reproductive endocrinology. Medicare claims data shows John provided 446 services to 306 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient', and established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more. The provider's National Provider Identifier (NPI) is 1184664591.
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
- (858) 764-9080
- Email not available
Practice Locations
10666 N TORREY PINES RD
La Jolla, CA 92037
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
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
Contraception
Fertility
Infections
Pregnancy Complications
Vaginal & Vulvar Health
Procedures & services
Most searched procedures
Contraception and office treatment
Pregnancy and delivery
Preventive and diagnostic
Birth Control
Contraception
Diagnostic Procedures
Fertility
Hormone & Menopause
Laparoscopic and adnexal surgery
Pelvic floor
Postpartum Care
Pregnancy & Prenatal
Preventive Care
Preventive Screening
Routine Exams
Surgeries
Uterine and cervical procedures
Procedures Most Often Billed to Medicare
446 services · 306 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Complete ultrasound scan of pelvis | Imaging | 76856 |
19 | As often as other peers in Obstetrics/Gynecology |
| Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina | Imaging | 76830 |
19 | As often as other peers in Obstetrics/Gynecology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
200 | More than most peers in Obstetrics/Gynecology |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
167 | More often than most peers in Obstetrics/Gynecology |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
24 | As often as other peers in Obstetrics/Gynecology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
17 | Less often than most peers in Obstetrics/Gynecology |
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.
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 obstetrics/gynecology specialists in La Jolla 8
Same specialty, same city.
Trained at New York Medical College 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1973 at New York Medical College 8
Providers who graduated from the same medical school in the same year.
Also performs Complete ultrasound scan of pelvis 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is John J. Willems's specialty?
John J. Willems is an obstetrics/gynecology in La Jolla, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find John J. Willems?
John J. Willems is listed at 10666 N Torrey Pines Rd, La Jolla, CA 92037. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact John J. Willems?
The number on file is (858) 764-9080. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for John J. Willems?
John J. Willems's National Provider Identifier is 1184664591. 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
What is John J. Willems's education?
John J. Willems attended New York Medical College, graduating in 1973. This comes from the CMS National Downloadable File.
CMS public data
How much experience does John J. Willems have?
John J. Willems has 53 years experience. Calculated from a graduation year of 1973, reported in the CMS National Downloadable File.
CMS public data
What is John J. Willems known for?
According to Medicare billing data, John J. Willems performs imaging including complete ultrasound scan of pelvis and ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is John J. Willems's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by John J. Willems. If this is you, claiming it is free.
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