Lucinda Gruber, M.D.
NPI 1558777177 · Endocrinology, Diabetes & Metabolism Physician · Rochester, MN
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lucinda Gruber, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Rochester, MN (NPI 1558777177).
Provider details
- NPI number
- 1558777177
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 26216 (MN)
Specialties & taxonomies
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
11 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
351 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 Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 52 | $111 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 47 | $78 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 44 | $49 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 39 | $180 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 34 | $93 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 216 | 62 |
| Hydrocortisone | 166 | 61 |
| Testosterone Cypionate | 51 | — |
| Testosterone | 50 | — |
| Alendronate Sodium | 49 | 17 |
| Methimazole | 44 | 12 |
| Cabergoline | 37 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-07-02
- Last updated
- 2021-09-30
- Certified
- 2021-09-30
Frequently asked questions
- What is Lucinda Gruber's NPI number?
- Lucinda Gruber's National Provider Identifier (NPI) is 1558777177, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lucinda Gruber's specialty?
- Lucinda Gruber is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Lucinda Gruber located?
- Lucinda Gruber's practice location on file with NPPES is 200 1st St Sw, Rochester, MN 55905-0001.
- What is Lucinda Gruber's phone number?
- The practice phone number listed in the NPPES registry for Lucinda Gruber is (507) 284-2511.
- Does Lucinda Gruber accept Medicare?
- Lucinda Gruber is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lucinda Gruber's NPI active?
- Yes — Lucinda Gruber's NPI (1558777177) is active in the NPPES registry as of the last update on 2021-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.