Gretchen Ann Ritter

  • Richmond, VA
  • Nurse anesthetist
NPI1912966920
Medicare patients, 2024
150
Industry payments
$17
Affiliated sites
1
Medical groups
4
State license
1
Practice address
1501 Maple Avenue, Suite 300, Richmond, VA 23226
Practice phone
Call (804) 287-7878
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

St. Mary's Ambulatory Surgery Center - Richmond

Surgery Center - Medicare-Certified · Richmond, Virginia

See all 5 affiliations

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Gretchen Ann Ritter is a nurse anesthetist in Richmond, Virginia

Gretchen Ritter practices at St. Mary's Ambulatory Surgery Center - Richmond in Richmond, Virginia.

Gretchen Ritter's NPI, 1912966920, was assigned on March 20, 2006. Gretchen Ritter graduated from Southern Illinois University School of Medicine in 2001. Gretchen Ritter holds Texas license 464699.

NPI and contact details
NPI enumeration date
March 20, 2006
NPI status
Active
Practice phone
(804) 287-7878
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
51
Medical school graduation
2001

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Gretchen Ann Ritter practices at St. Mary's Ambulatory Surgery Center - Richmond in Richmond, Virginia

Gretchen Ritter's primary practice is St. Mary's Ambulatory Surgery Center - Richmond, at 1501 Maple Avenue, Suite 300, Richmond, VA 23226. The practice phone is (804) 287-7878.

  • St. Mary's Ambulatory Surgery Center - Richmond
    1501 Maple Avenue, Suite 300, Richmond, VA 23226Phone(804) 287-7878

Source: Dmand AI Affiliation Data

Gretchen Ann Ritter is affiliated with 1 site of care and 4 medical groups

Gretchen Ritter's primary practice is St. Mary's Ambulatory Surgery Center - Richmond in Richmond, Virginia. The medical group on file is American Anesthesiology. Dmand AI also links Gretchen Ritter to 3 more medical groups, each named with a free account.

St. Mary's Ambulatory Surgery Center - RichmondSurgery Center - Medicare-Certified · Richmond, VirginiaPrimary
American AnesthesiologyAnesthesia and pain group, Falls Church, VA3 medical groupsNames with a free accountParent health systemName with a free account
See all 5 affiliations for Gretchen Ritter

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Gretchen Ann Ritter's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Gretchen Ritter practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
St. Mary's Ambulatory Surgery Center - RichmondAvailable with a free account
+3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Gretchen Ann Ritter is one of 1,692 nurse anesthetists in Virginia

Nurse anesthetist, certified registered is Gretchen Ritter's primary specialty in the NPI Registry, under taxonomy code 367500000X. Gretchen Ritter is licensed in Texas.

Specialties and state licenses

  • Certified registered nurse anesthetist, TexasPrimaryLicense 464699 · taxonomy 367500000X

Nurse anesthetists near Gretchen Ritter

Counts of nurse anesthetists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Gretchen Ann Ritter treated 150 Medicare patients in 2024, average age 72

CMS counts 150 Medicare patients who saw Gretchen Ritter in 2024. The largest group is 65 to 74, with 94 patients. 75% of them have arthritis, and 75% have high cholesterol. Their average risk score is 0.86, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Gretchen Ritter's median patient age at 61, with 50% women.

Medicare patients, 2024150
Average age72
Average risk score0.86

Gretchen Ritter's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Gretchen Ritter's Medicare patients by sex, 2024

  • Women9563%
  • Men5537%

Chronic conditions among Gretchen Ritter's Medicare patients, 2024

  1. Arthritis75%
  2. High cholesterol75%
  3. High blood pressure65%
  4. Mood disorders27%
  5. Anxiety24%
  6. Depression24%
  7. Diabetes21%
  8. Cancer19%

Share of Medicare patients with each condition. A patient can have several.

Gretchen Ritter's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 61

Patient panel by sex, all payers

  • Women50%
  • Men50%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Gretchen Ann Ritter received $17 in industry payments in 2025

CMS Open Payments shows 1 general payment to Gretchen Ritter from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Pacira Pharmaceuticals Incorporated paid the most, $17.

Companies that paid Gretchen Ritter the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Gretchen Ritter

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Gretchen Ann Ritter graduated from Southern Illinois University School of Medicine

Gretchen Ritter graduated from Southern Illinois University School of Medicine in 2001.

  1. Medical schoolSouthern Illinois University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Gretchen Ann Ritter's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Gretchen Ann Ritter

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Gretchen Ann Ritter's NPI number?

Gretchen Ann Ritter's NPI number is 1912966920. It was assigned on March 20, 2006, and it is active in the NPI Registry.

What does Gretchen Ann Ritter specialize in?

Gretchen Ann Ritter is a nurse anesthetist in Richmond, Virginia. The primary specialty in the NPI Registry is Certified Registered Nurse Anesthetist (taxonomy code 367500000X).

Where does Gretchen Ann Ritter practice?

Gretchen Ritter practices at 1501 Maple Avenue, Suite 300, Richmond, VA 23226. Gretchen Ritter's primary practice is St. Mary's Ambulatory Surgery Center - Richmond in Richmond, Virginia. Dmand AI also links Gretchen Ritter to 3 medical groups.

What is Gretchen Ann Ritter's office phone number?

The practice phone on file for Gretchen Ritter is (804) 287-7878.

What is Gretchen Ann Ritter's medical license number?

Gretchen Ritter holds Texas license 464699.

What medical group is Gretchen Ann Ritter part of?

Gretchen Ritter is linked to American Anesthesiology. Dmand AI links Gretchen Ritter to 3 more medical groups.

How many Medicare patients does Gretchen Ann Ritter see?

CMS counts 150 Medicare patients who saw Gretchen Ritter in 2024, with an average age of 72.

Where did Gretchen Ann Ritter go to medical school?

Gretchen Ritter graduated from Southern Illinois University School of Medicine in 2001.

Has Gretchen Ann Ritter received payments from drug or device companies?

CMS Open Payments shows $17 in general payments to Gretchen Ritter from 1 company from 2025 to 2025. The largest total came from Pacira Pharmaceuticals Incorporated.

How long has Gretchen Ann Ritter been practicing?

Gretchen Ritter graduated from medical school in 2001, 25 years ago.

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