Cindy Johnston, MD
NPI 1164429866 · Family Medicine Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cindy Johnston, MD is a Family Medicine Physician provider in San Antonio, TX (NPI 1164429866).
Provider details
- NPI number
- 1164429866
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- J8610 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 54 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 192 | 53 |
| Lisinopril | 119 | 36 |
| Omeprazole | 106 | 31 |
| Atorvastatin Calcium | 106 | 37 |
| Losartan Potassium | 105 | 28 |
| Amlodipine Besylate | 97 | 30 |
| Simvastatin | 93 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-07
- Last updated
- 2016-10-17
Frequently asked questions
- What is Cindy Johnston's NPI number?
- Cindy Johnston's National Provider Identifier (NPI) is 1164429866, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cindy Johnston's specialty?
- Cindy Johnston is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Cindy Johnston located?
- Cindy Johnston's practice location on file with NPPES is 4438 Centerview, San Antonio, TX 78228.
- What is Cindy Johnston's phone number?
- The practice phone number listed in the NPPES registry for Cindy Johnston is (210) 280-0040.
- Does Cindy Johnston accept Medicare?
- Cindy Johnston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cindy Johnston's NPI active?
- Yes — Cindy Johnston's NPI (1164429866) is active in the NPPES registry as of the last update on 2016-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.