John Posten, DO
NPI 1558627497 · Student in an Organized Health Care Education/Training Program · Sacramento, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Posten, DO is a Student in an Organized Health Care Education/Training Program provider in Sacramento, CA (NPI 1558627497).
Provider details
- NPI number
- 1558627497
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 20A13067 (CA)
Specialties & taxonomies
Student, Health Care
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 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
748 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 | 306 | $135 |
| 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 | 142 | $17 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 80 | $137 |
| Advance Care Planning, First 30 Minutes99497 | 79 | $85 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 53 | $186 |
| Administration of Influenza Virus Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 95 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 299 | 86 |
| Levothyroxine Sodium | 283 | 73 |
| Losartan Potassium | 266 | 70 |
| Lisinopril | 230 | 58 |
| Amlodipine Besylate | 214 | 60 |
| Metoprolol Succinate | 145 | 33 |
| Escitalopram Oxalate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-04-04
- Last updated
- 2014-05-02
Frequently asked questions
- What is John Posten's NPI number?
- John Posten's National Provider Identifier (NPI) is 1558627497, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Posten's specialty?
- John Posten is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is John Posten located?
- John Posten's practice location on file with NPPES is 1201 Alhambra Blvd, Sacramento, CA 95816-5238.
- What is John Posten's phone number?
- The practice phone number listed in the NPPES registry for John Posten is (916) 731-7866.
- Does John Posten accept Medicare?
- John Posten is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Posten's NPI active?
- Yes — John Posten's NPI (1558627497) is active in the NPPES registry as of the last update on 2014-05-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.