Natalia Johnson, NATALIA JOHNSON M.D
NPI 1841594355 · Internal Medicine Physician · Mountain View, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Natalia Johnson, NATALIA JOHNSON M.D is a Internal Medicine Physician provider in Mountain View, CA (NPI 1841594355).
Provider details
- NPI number
- 1841594355
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- NATALIA JOHNSON M.D
- Sex
- Female
- Sole proprietor
- No
- License
- A123675 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 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
378 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 213 | $155 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 52 | $158 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 50 | $216 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 29 | $110 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 23 | $19 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 205 | 60 |
| Losartan Potassium | 132 | 35 |
| Gabapentin | 109 | 33 |
| Amlodipine Besylate | 102 | 33 |
| Rosuvastatin Calcium | 95 | 26 |
| Levothyroxine Sodium | 91 | 25 |
| Hydrochlorothiazide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-12-28
- Last updated
- 2013-11-14
Frequently asked questions
- What is Natalia Johnson's NPI number?
- Natalia Johnson's National Provider Identifier (NPI) is 1841594355, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natalia Johnson's specialty?
- Natalia Johnson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Natalia Johnson located?
- Natalia Johnson's practice location on file with NPPES is 701 E El Camino Real, Mountain View, CA 94040-2833.
- What is Natalia Johnson's phone number?
- The practice phone number listed in the NPPES registry for Natalia Johnson is (650) 934-7808.
- Does Natalia Johnson accept Medicare?
- Natalia Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Natalia Johnson's NPI active?
- Yes — Natalia Johnson's NPI (1841594355) is active in the NPPES registry as of the last update on 2013-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.