Dr. Erica Drennen, MD

Dr. Erica Drennen, MD

Obstetrics & Gynecology  |  
Female  |  
Age 37
Insurances AcceptedSave
Dr. Erica Drennen, MD is an obstetrics & gynecology doctor who practices in Parker, CO. She is 37 years old and has been practicing for 11 years.

9397 Crown Crest Blvd Ste 220

Parker, CO 80138

Contact Information

Insurance Accepted

  • Accepts most major Health Plans. Please contact our office for details.
  • Aetna
  • Anthem Blue Cross Blue Shield
  • Blue Cross Blue Shield
  • Cigna
  • Commercial Insurance Company
  • HealthFirst
  • Medicaid
  • MultiPlan
  • 2 More

*Please verify this information when scheduling an appointment.

Learn about Dr. Drennen

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you

Top Care Areas


See how frequently Dr. Drennen performs your care needs compared to other doctors.

more than 62% of peers
Vaginosis Screening
more than 32% of peers
Trichomoniasis Screening
more than 32% of peers

Dr. Drennen's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

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Care Philosophy

This content was provided by Dr. Drennen "Dr. Drennen completed her undergraduate studies at the University of Notre Dame and received her medical degree from Ohio State University. She completed her residency training in OB/GYN at Ohio State University. Her areas of expertise include obstetrics, high-risk pregnancies, gynecology, adolescent and menopause care, minimally invasive surgery, pelvic pain, family planning/contraception and infertility, Essure transcervical sterilization and abnormal bleeding. Dr. Drennen participates in triathlons and enjoys all outdoor activities."


  • Obstetrics & Gynecology
  • Adolescent Medicine

Board Certifications

Dr. Drennen does not have any board certifications listed.


Conditions Treated

  • Abnormal Uterine Bleeding
  • Asymptomatic Post-Menopausal Status
  • Bone Disorders
  • Brain Disorders
  • Cervical Dysplasia
  • Dementia
  • Encounters for Normal Pregnancies
  • Endometriosis
  • Hypertension
  • Infertility
  • Menopausal and Postmenopausal Disorders
  • Menopause
  • Menstrual Disorders (incl. Dysmenorrhea)
  • Osteopenia
  • Pelvic Pain
  • Pregnancy
  • Sexually Transmitted Diseases (STDs)
  • Symptomatic Menopause
  • Uterine Fibroids
  • Vaginitis and-or Vaginosis


  • C-Section
  • Colposcopy
  • Destruction or Excision of Lesion of Cervix (incl. LEEP)
  • Dilation and Curettage
  • Endometrial Ablation
  • Gynecologic Cancer Screening
  • Gynecologic Surgical Procedure
  • Gynecological Examination
  • Hysterectomy
  • Hysterectomy - Laparoscopic
  • Hysteroscopy
  • Laparoscopic Surgical Procedure
  • Obstetric Ultrasound
  • Osteoporosis Screening
  • Pap Smear
  • Sexually Transmitted Infections Screening
  • Trichomoniasis Screening
  • Tubal Ligation
  • Vaginosis Screening
  • da Vinci® Robotic Surgery

Background Check

0 Malpractice Claims

No malpractice history found for Colorado.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • Notre Dame
    Undergraduate School | Graduated 2004
  • Ohio State University / College Of Medicine
    Medical School | Graduated 2007

Awards & Recognition

Awards & Honors

Dr. Drennen has no awards or honors listed.

Media & Publications

Dr. Drennen has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

Dr. Drennen does not have any memberships or affiliations listed. If you are Dr. Drennen and would like to add memberships or affiliations, please update your profile.

Dr. Drennen's Reviews

Likelihood of recommending Dr. Drennen to family and friends
based on 15 total reviews (4 with comments)

Likelihood to Recommend (15)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Drennen's Performance

Explains condition(s) well
Answers Questions
Time well spent

Office & Staff Performance

Office environment
Staff friendliness
Average wait time
16 to 30 minutes

Patient Comments (4)

Parker, CO |
Dr Drennen always listens to my concerns and answers all of my questions (and I have a lot). She's one of the few Dr's in the practice that I look forward to seeing because I know I will have her full attention while others are dismissive and pushing me out of the room.
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Elizabeth, CO |
Dr. Drennen didn't fully address my concerns or appear that she was concerned with me as a patient. This was apparent in her disregard for asking basic follow up questions that were asked by two other doctors as I sought medical advice and treatment for my symptoms.
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in Centennial, Co |
Not very personal and doesn't respond quick to urgent matters. She doesn't make you feel like she really cares about her patients.
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in Parker, CO |
I would absolutely recommend Dr. Drennen, but not the staff. I do wish she was still in the old office with the smaller staff and DR list. I always felt welcome there. Since she moved offices it always felt like I was being squeezed in, the staff is less kind and the wait was ALWAYS longer. I...more
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Visit Dr. Drennen

Now Accepting New Patients
Dr. Drennen accepts 11 insurance carriers
  • Accepts most major Health Plans. Please contact our office for details.
  • Aetna
  • Anthem Blue Cross Blue Shield
  • Blue Cross Blue Shield
  • Cigna
  • Commercial Insurance Company
  • HealthFirst
  • Medicaid
  • MultiPlan
  • Tricare
    TriCare for Life
  • UnitedHealthCare
    United Healthcare

*Please verify this information when scheduling an appointment.

Hospitals where Dr. Drennen has admitting privileges

Parker Adventist Hospital
9395 Crown Crest Blvd
Parker, CO 80138
View Hospital Profile