Dr. Gretchen E. Glaser, MD

  • Rochester, MN
  • Gynecologic oncologist
NPI1184884645PAC ID1951595404
Medicare services, 2024
78
Medicare patients, 2024
52
Part D claims, 2024
11
Publications
105
Clinical trials
10
Practice address
1216 Second Street Southwest, Rochester, MN 55902
Practice phone
Call (507) 255-5123
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Mayo Clinic Hospital, Saint Marys Campus

Hospital · Rochester, Minnesota

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Dr. Gretchen E. Glaser is a gynecologic oncologist in Rochester, Minnesota

Dr. Glaser practices at Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota, part of Mayo Clinic.

Dr. Glaser's NPI, 1184884645, was assigned on June 9, 2008. Dr. Glaser graduated from Drexel University College Of Medicine in 2006. Dr. Glaser holds Minnesota license 53332.

NPI and contact details
Medicare PAC ID
1951595404
NPI enumeration date
June 9, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(507) 255-5123
Professional email
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Personal email
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Mobile number
Get number
Sex
Female
Estimated age
46
Medical school graduation
2006

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Gretchen E. Glaser practices at Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota

Dr. Glaser's primary practice is Mayo Clinic Hospital, Saint Marys Campus, at 1216 Second Street Southwest, Rochester, MN 55902 in Olmsted County. The practice phone is (507) 255-5123.

Source: Dmand AI Affiliation Data

Dr. Gretchen E. Glaser is affiliated with 2 sites of care and 1 medical group

Dr. Glaser's primary practice is Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota, part of Mayo Clinic. The medical group on file is Mayo Clinic. Dmand AI also links Dr. Glaser to 1 more hospice, named with a free account.

See all 3 affiliations for Dr. Glaser

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

Dmand AI tracks the EHR system at Dr. Gretchen E. Glaser's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Glaser practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mayo Clinic Hospital, Saint Marys CampusAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Gretchen E. Glaser is one of 40 gynecologic oncologists in Minnesota

Gynecologic oncology is Dr. Glaser's primary specialty in the NPI Registry, under taxonomy code 207VX0201X. Dr. Glaser is board certified in gynecologic oncology by the American Board of Obstetrics and Gynecology. Dmand AI has Dr. Glaser's licenses on file in 4 states: Minnesota, North Dakota, Virginia and Pennsylvania.

Specialties and state licenses

  • Gynecologic oncology, MinnesotaPrimaryLicense 53332 · 2010 to 2026 · taxonomy 207VX0201X
  • North Dakota license2023 to 2026
  • Virginia license2013 to 2018
  • Obstetrics and gynecology, PennsylvaniaLicense MT187949 · 2006 to 2010 · taxonomy 207V00000X

Clinical focus

Dmand AI lists hysterectomy among the conditions Dr. Glaser treats.

Gynecologic oncologists near Dr. Glaser

Counts of gynecologic oncologists 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

Dr. Gretchen E. Glaser billed Medicare for 78 services in 2024

CMS data shows 78 Medicare services from Dr. Glaser across 4 procedure codes in 2024, for 52 Medicare patients. Medicare paid $25,775 for them.

Medicare services, 202478
Medicare patients52
Paid by Medicare$25,775
Procedure codes4

Dr. Glaser's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 422024: 5224%
Surgery
2023: 142024: 2686%

Where Dr. Glaser's Medicare services took place, 2024

  • In an office5267%
  • In a facility2633%

Dr. Glaser compared with the Minnesota median for gynecologic oncologists, 2024

  • Dr. Glaser
  • Minnesota median
Medicare services
78vs 10626% below
Medicare patients
52vs 6419% below
Part D claims
12vs 4573% below

Medians across 35 gynecologic oncologists in Minnesota with Dmand AI profiles that report each measure.

Dr. Glaser's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Glaser

Need commercial claims for Dr. Glaser?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Glaser and other gynecologic oncologists in Minnesota.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Gretchen E. Glaser treated 52 Medicare patients in 2024, average age 71

CMS counts 52 Medicare patients who saw Dr. Glaser in 2024. The largest group is 65 to 74, with 36 patients. 60% of them have high blood pressure, and 58% have high cholesterol. Their average risk score is 1.35, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Glaser's median patient age at 68, with 100% women.

Medicare patients, 202452
Average age71
Average risk score1.35

Dr. Glaser's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Dr. Glaser's Medicare patients, 2024

  1. High blood pressure60%
  2. High cholesterol58%
  3. Cancer50%
  4. Arthritis35%
  5. Mood disorders31%
  6. Anxiety29%
  7. Depression27%
  8. Diabetes27%

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

Dr. Glaser's patients across all payers

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

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women100%
  • Men0%

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

Dr. Gretchen E. Glaser wrote 11 Medicare Part D claims in 2024

In 2024, Dr. Glaser wrote 11 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $37 in total drug cost. In 2021, CMS named 11 claims across 1 drug.

Part D claims, 202411
Drugs named by CMS1
Total drug cost$37

Dr. Glaser's most prescribed drugs by claims, 2022

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2021 to 2022

  • 2021
  • 2022
Claims for drugs CMS names
2021: 112022: 129%

Drugs named by CMS: 1 in 2022, 1 in 2021.

See all prescribing by Dr. Glaser

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Gretchen E. Glaser ranks in the 92nd percentile for removal of the uterus in Medicare

Dr. Glaser accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 19 procedures of removal of the uterus by Dr. Glaser, more than 92% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Glaser ranks in Medicare procedure volume

Removal of the uterus
92nd percentile19 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Gretchen E. Glaser has 105 publications on record

Dmand AI links 105 papers to Dr. Glaser, published from 2009 to 2025. 2024 was the busiest year, with 18. The most frequent topics are Endometrial Neoplasms, Sentinel Lymph Node Biopsy and Lymphatic Metastasis. Dr. Glaser has published most often in Gynecol Oncol. Dr. Glaser's most frequent co-authors are Andrea Mariani, MD, Carrie L. Langstraat, MD and Amanika Kumar, MD.

Papers105
Years published2009 to 2025

Dr. Glaser's papers by year, 2015 to 2025

Topics Dr. Glaser writes about most

  • Endometrial Neoplasms
  • Sentinel Lymph Node Biopsy
  • Lymphatic Metastasis
  • Lymph Node Excision
  • Sentinel Lymph Node
  • Hysterectomy
  • Lymph Nodes
  • Ovarian Neoplasms

Dr. Glaser's most frequent co-authors

Recent publications by Dr. Glaser

See all 105 publications and co-authors

See who Dr. Glaser researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Glaser works with, so you can find a warm path to the right gynecologic oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Gretchen E. Glaser has worked on 10 clinical trials

Dmand AI links Dr. Glaser to 10 clinical trials, 4 of them phase 3 studies. 8 are still active or recruiting. Conditions studied include Ovarian Neoplasms, Ovarian Diseases and Carcinosarcoma. National Cancer Institute (NCI) sponsors the most, 6.

Clinical trials with Dr. Glaser by phase

  1. NonePhase 1: no trials
  2. 3Phase 2: 3 trials
  3. 1Phase 2/3: 1 trial
  4. 4Phase 3: 4 trials
  5. NonePhase 4: no trials

Trials with no phase (devices, behavioral studies) are left out.

Conditions in Dr. Glaser's trials

  • Ovarian Neoplasms
  • Ovarian Diseases
  • Carcinosarcoma
  • Fallopian Tube Diseases
  • Fallopian Tube Neoplasms

Investigators on the most trials with Dr. Glaser

Recent clinical trials with Dr. Glaser

See all 10 clinical trials and co-investigators

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Gretchen E. Glaser received $182 in industry payments from 2018 to 2021

CMS Open Payments shows 2 general payments to Dr. Glaser from 2 drug and device companies from 2018 to 2021. Food and beverage make up the largest share, 100% of the total. Intuitive Surgical, Inc. paid the most, $105.

General payments to Dr. Glaser by program year, 2018 to 2021

Companies that paid Dr. Glaser the most, 2018 to 2021

Share is of all general payments to this clinician.

See all payments to Dr. Glaser

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

Dr. Gretchen E. Glaser has 2 awards and honors on record

Dmand AI lists 2 awards for Dr. Glaser, most recently ACOG Fellow in 2014.

Awards and honors for Dr. Glaser

  1. 2014
    • ACOG Fellow
  2. Undated
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Gretchen E. Glaser graduated from Drexel University College Of Medicine

Dr. Glaser graduated from Drexel University College Of Medicine in 2006. Dr. Glaser is a member of AOA, American College of Obstetricians and Gynecologists and ACS.

  1. Medical schoolDrexel University College Of Medicine
  2. Board certified in gynecologic oncologyAmerican Board of Obstetrics and Gynecology
  3. Board certified in obstetrics & gynecologyAmerican Board of Obstetrics and Gynecology

Source: Dmand AI Professional Profile Data

Dr. Gretchen E. Glaser accepts plans from 18 insurance carriers

Dr. Glaser is in network with 18 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

Plan types Dr. Glaser accepts, by number of carriers

  1. PPO11
  2. Medicare10
  3. HMO7
  4. POS6
  5. EPO4
  6. Medicaid2

Source: Dmand AI Insurance Network Data

Sources for Dr. Gretchen E. Glaser'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 services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network 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 Dr. Gretchen E. Glaser

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

What is Dr. Gretchen E. Glaser's NPI number?

Dr. Gretchen E. Glaser's NPI number is 1184884645. It was assigned on June 9, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Gretchen E. Glaser?

Dr. Gretchen E. Glaser is a gynecologic oncologist in Rochester, Minnesota. The primary specialty in the NPI Registry is Gynecologic Oncology Physician (taxonomy code 207VX0201X).

Where does Dr. Gretchen E. Glaser practice?

Dr. Glaser practices at 1216 Second Street Southwest, Rochester, MN 55902. Dr. Glaser's primary practice is Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota, part of Mayo Clinic. Dmand AI also links Dr. Glaser to 1 hospice.

What is Dr. Gretchen E. Glaser's office phone number?

The practice phone on file for Dr. Glaser is (507) 255-5123.

What is Dr. Gretchen E. Glaser's medical license number?

Dr. Glaser holds Minnesota license 53332, one of the licenses on file in 4 states.

Which states has Dr. Gretchen E. Glaser been licensed in?

Dmand AI has state licenses on file for Dr. Glaser in Minnesota (2010 to 2026), North Dakota (2023 to 2026), Virginia (2013 to 2018) and Pennsylvania (2006 to 2010).

Which hospitals is Dr. Gretchen E. Glaser affiliated with?

Dr. Glaser practices at Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota.

What medical group is Dr. Gretchen E. Glaser part of?

Dr. Glaser is linked to Mayo Clinic.

Does Dr. Gretchen E. Glaser accept Medicare?

Yes. CMS data shows Dr. Glaser billed Medicare for 78 services in 2024, and Dr. Glaser accepts Medicare assignment.

How many Medicare patients does Dr. Gretchen E. Glaser see?

CMS counts 52 Medicare patients who saw Dr. Glaser in 2024, with an average age of 71.

Show 9 more questionsShow fewer questions

Is Dr. Gretchen E. Glaser board certified?

Yes. Dr. Glaser is board certified in gynecologic oncology by the American Board of Obstetrics and Gynecology.

What services does Dr. Gretchen E. Glaser bill to Medicare?

In 2024, Dr. Glaser's most billed Medicare services were office visit, new patient (99204), office visit, established patient (99214) and surgery: female reproductive system (58571).

Where did Dr. Gretchen E. Glaser go to medical school?

Dr. Glaser graduated from Drexel University College Of Medicine in 2006.

What drugs does Dr. Gretchen E. Glaser prescribe most?

In 2022 Medicare Part D data, Dr. Glaser's most prescribed drugs by claims were Oxycodone HCl.

Has Dr. Gretchen E. Glaser received payments from drug or device companies?

CMS Open Payments shows $182 in general payments to Dr. Glaser from 2 companies from 2018 to 2021. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Gretchen E. Glaser been practicing?

Dr. Glaser graduated from medical school in 2006, 20 years ago.

Does Dr. Gretchen E. Glaser do research?

Dmand AI links 105 publications to Dr. Glaser, published from 2009 to 2025. Dr. Glaser has worked on 10 clinical trials.

Who does Dr. Gretchen E. Glaser publish with?

Dr. Glaser's most frequent co-authors are Andrea Mariani, MD (54 shared papers), Carrie L. Langstraat, MD (37 shared papers) and Amanika Kumar, MD (29 shared papers).

What insurance does Dr. Gretchen E. Glaser accept?

Dr. Glaser is in network with 18 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

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