Gretchen Glaser, M.D.
NPI 1184884645 · Gynecologic Oncology Physician · Rochester, MN
Enrolled with Medicare as Practitioner - Gynecological Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gretchen Glaser, M.D. is a Gynecologic Oncology Physician provider in Rochester, MN (NPI 1184884645).
Provider details
- NPI number
- 1184884645
- Entity type
- Individual
- Primary specialty
- Gynecologic Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MT187949 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
78 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 36 | $168 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 16 | $130 |
| Removal of Uterus, Tubes, And/Or Ovaries Through Abdomen Using an Endoscope, 250.0 G Or Less58571 | 14 | $921 |
| Removal of Ovaries And/Or Tubes Using an Endoscope58661 | 12 | $948 |
Typical Medicare-allowed amounts for these services range $130–$948 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-09
- Last updated
- 2020-08-13
- Certified
- 2020-08-13
Frequently asked questions
- What is Gretchen Glaser's NPI number?
- Gretchen Glaser's National Provider Identifier (NPI) is 1184884645, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gretchen Glaser's specialty?
- Gretchen Glaser is listed in the NPPES registry with a primary specialty of Gynecologic Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Gretchen Glaser located?
- Gretchen Glaser's practice location on file with NPPES is 200 1st St Sw, Rochester, MN 55905-0001.
- What is Gretchen Glaser's phone number?
- The practice phone number listed in the NPPES registry for Gretchen Glaser is (507) 284-2511.
- Does Gretchen Glaser accept Medicare?
- Gretchen Glaser is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gretchen Glaser's NPI active?
- Yes — Gretchen Glaser's NPI (1184884645) is active in the NPPES registry as of the last update on 2020-08-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.