Robert Fredericks, MD
NPI 1336156546 · Endocrinology, Diabetes & Metabolism Physician · Reno, NV
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Fredericks, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Reno, NV (NPI 1336156546).
Provider details
- NPI number
- 1336156546
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4014 (NV)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,441 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,165 | $119 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 211 | $119 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 65 | $205 |
Typical Medicare-allowed amounts for these services range $119–$205 (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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 113 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Liothyronine Sodium | 432 | 116 |
| Levothyroxine Sodium | 344 | 103 |
| Levothyroxine Sodiumbrand: Synthroid | 219 | 52 |
| Calcitonin,salmon,syntheticbrand: Calcitonin-Salmon | 217 | 70 |
| Empagliflozinbrand: Jardiance | 180 | 50 |
| Pioglitazone Hcl | 155 | 50 |
| Calcitriol |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$580 across 20 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is Robert Fredericks's NPI number?
- Robert Fredericks's National Provider Identifier (NPI) is 1336156546, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Fredericks's specialty?
- Robert Fredericks is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Fredericks located?
- Robert Fredericks's practice location on file with NPPES is 540 W Plumb Ln, Reno, NV 89509-3666.
- What is Robert Fredericks's phone number?
- The practice phone number listed in the NPPES registry for Robert Fredericks is (775) 348-1811.
- Does Robert Fredericks accept Medicare?
- Robert Fredericks is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Fredericks's NPI active?
- Yes — Robert Fredericks's NPI (1336156546) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.