Janet Robertson, M.D.
NPI 1871649582 · Internal Medicine Physician · Bernardsville, NJ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Janet Robertson, M.D. is a Internal Medicine Physician provider in Bernardsville, NJ (NPI 1871649582).
Provider details
- NPI number
- 1871649582
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 25MA04897400 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
1,309 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 555 | $94 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 293 | $3 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 141 | $132 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 113 | $130 |
| Administration of Influenza Virus VaccineG0008 | 91 | $34 |
| Urinalysis, Manual Test81002 | 46 | $3 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 79 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodiumbrand: Synthroid | 165 | 41 |
| Rosuvastatin Calcium | 149 | 40 |
| Atorvastatin Calcium | 145 | 39 |
| Amlodipine Besylate | 118 | 34 |
| Metoprolol Succinate | 70 | 22 |
| Escitalopram Oxalate | 69 | 19 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-26
- Last updated
- 2010-06-29
Frequently asked questions
- What is Janet Robertson's NPI number?
- Janet Robertson's National Provider Identifier (NPI) is 1871649582, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Janet Robertson's specialty?
- Janet Robertson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Janet Robertson located?
- Janet Robertson's practice location on file with NPPES is 169 Mine Brook Rd, Bernardsville, NJ 07924-2109.
- What is Janet Robertson's phone number?
- The practice phone number listed in the NPPES registry for Janet Robertson is (908) 766-6110.
- Does Janet Robertson accept Medicare?
- Janet Robertson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Janet Robertson's NPI active?
- Yes — Janet Robertson's NPI (1871649582) is active in the NPPES registry as of the last update on 2010-06-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.