Dr. Tanja S. O\'Connor
Last updated: Feb 28, 2025

Dr. Tanja S. O\'Connor

  • Gender: Female
  • Experience: 34 years
  • Graduated from: Philadelphia College Of Osteopathic Medicine
  • Graduation year: 1987
  • Sole propriator: No
  • NPI: 1609978741

Dr. Tanja S. O\'Connor DO

Obstetrician and Gynecologist

She is located at 175 Martin Avenue Suite 125 in Ephrata, PA 17522. Can help patients with the following: Braxton Hicks Contractions, Cervical Cancer, Chlamydia, Ectopic Pregnancy, High Blood Pressure, Uterine Cancer. Her National Provider Identifier (NPI) number is 1609978741. Appointment can be made via the phone number (717) 721-5700. She is affiliated with 4 practices and 3 hospitals.

Conditions treated

Dr. Tanja S. O\'Connor, being an obstetrician and gynecologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Tanja S. O\'Connor.

  • Amenorrhea
  • Bacterial Vaginosis
  • Birth Control Counseling
  • Blood in Urine
  • Braxton Hicks Contractions
  • Breast Cancer
  • Breastfeeding
  • Breastfeeding and Lactation
  • Cancer
  • Cervical Cancer
  • Cervical Intraepithelial Neoplasia (CIN)
  • Chlamydia
  • Ectopic Pregnancy
  • Endometriosis
  • Fibrocystic Breast Disease
  • Gestational Diabetes
  • Group B Streptococcal Infection (GBS)
  • Gynecological Exam
  • High Blood Pressure
  • Hot Flashes
  • Human Papillomavirus (HPV)
  • Infertility
  • Labor and Birth
  • Menopause
  • Menstrual Cramps
  • Miscarriage
  • Morning Sickness
  • Osteoporosis
  • Ovarian Cancer
  • Ovarian Cysts
  • Overactive Bladder (OAB)
  • Pelvic Inflammatory Disease (PID)
  • Pelvic Pain
  • Perimenopause
  • Placenta Previa
  • Polycystic Ovary Syndrome (PCOS)
  • Preeclampsia and Eclampsia
  • Pregnancy
  • Premature Ovarian Failure (POF)
  • Premenstrual Dysphoric Disorder (PMDD)
  • Premenstrual Syndrome (PMS)
  • Prenatal Care
  • Sexually Transmitted Diseases (STDs)
  • Trichomoniasis
  • Urinary Incontinence (UI)
  • Urinary Retention
  • Urinary Tract Infection (UTI)
  • Uterine Cancer
  • Uterine Fibroids
  • Uterine Growths
  • VBAC
  • Vaginal Atrophy and Dryness
  • Vaginal Bleeding
  • Vaginal Cancer
  • Vaginal Pain
  • Vaginitis
  • Women's Health
  • Yeast Infection

Procedures Performed by Dr. Tanja S. O\'Connor

Insurances Accepted by Dr. Tanja S. O\'Connor

  1. Medicare

Medicare Enrollment

Dr. Tanja S. O\'Connor is enrolled to bill Medicare as a Practitioner - Obstetrics/gynecology .

Bills through: Wellspan Medical Group

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and is not a comment on insurance accepted, quality, outcomes, or board certification.

Spoken languages

Studies

PHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE

Graduated in 1987

Affiliated practices

Wellspan OB/GYN - Granite Run
266 Granite Run Drive
Lancaster, 17601 PA
(717) 721-5712
Wellspan OB/GYN
435 South Kinzer Avenue
New Holland, 17557 PA
(717) 721-5712
Wellspan OB/GYN - Lititz
6 West Newport Road
Lititz, 17543 PA
(717) 721-5712
Wellspan OB/GYN - Ephrata
175 Martin Avenue
Ephrata, 17522 PA
(717) 721-5712

Affiliated hospitals

YORK HOSPITAL
1001 SOUTH GEORGE STREET
YORK, 17403 PA
(717) 851-2345
LANCASTER GENERAL HOSPITAL
555 NORTH DUKE STREET
LANCASTER, 17602 PA
(717) 544-5511
WELLSPAN EPHRATA COMMUNITY HOSPITAL
169 MARTIN AVENUE
EPHRATA, 17522 PA
(717) 733-0311

Looking for more Obstetrician and Gynecologists?

Here are obstetrician and gynecologists in Pennsylvania you may want to explore.

Dr. Bernadette C. Wheeler
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  • Address: 1 West Gates 3400 Spruce Street Philadelphia, 19104, PA
Dr. Elizabeth K. Lamb
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Dr. Bruce J. Rosen
  • Gender: Male
  • Address: 431 Macdade Boulevard Folsom, 19033, PA
Dr. Shivani Shah
  • Gender: Female
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Dr. Amanda Jane Sample
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  • Address: 300 Halket Street Suite 5730 Pittsburgh, 15213, PA
Dr. Genevieve Hunkele
  • Gender: Female
  • Address: 4815 Liberty Avenue Suite M54 Pittsburgh, 15224, PA
Dr. Meggy Hammond
  • Gender: Female
  • Address: 1648 Huntingdon Pike Meadowbrook, 19046, PA
Dr. Bonnie E. B. Osterwald
  • Gender: Female
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Dr. Rebecca Phaeton
  • Gender: Female
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Sandra Donna Donover
  • Gender: Female
  • Address: Penn Medicine Washington Square, 14th Floor 800 Walnut Street Philadelphia, 19107, PA

Questions & Answers

Where can you meet with Dr. Tanja S. O\'Connor?

Dr. Tanja S. O\'Connor's office is located at 175 Martin Avenue Suite 125 in Ephrata, PA 17522.

What conditions does Dr. Tanja S. O\'Connor treat?

Dr. Tanja S. O\'Connor provides treatment for Braxton Hicks Contractions, Cervical Cancer, Chlamydia, Ectopic Pregnancy, High Blood Pressure, Uterine Cancer. For the full list see this list.

Has Dr. Tanja S. O\'Connor affiliation with hospitals?

Dr. Tanja S. O\'Connor is affiliated with YORK HOSPITAL. For the full list of hospitals see this list.

Does Dr. Tanja S. O\'Connor have affiliation with practices?

Dr. Tanja S. O\'Connor is affiliated with Wellspan OB/GYN - Granite Run. For the full list of practices see this list.