Doctor profile · Federal record
Dr. Tiffany Shay Alexander, M.D.
Occupational Medicine Physician (CMS: Preventive Medicine) · Chula Vista, CA
- NPI 1346253903
- Accepts Medicare
- 29 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
525 3Rd Ave
Chula Vista, CA 919105616
(619) 585-4050
fax (619) 585-4054
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- June 27, 2013
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 2083X0100X — NUCC code
- State license (1)
- California #A68353
- Medicaid
- CA #00A683530
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1346253903. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,018
Distinct HCPCS
7
Medicare allowed
$66,347
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
G0008 |
Administration of influenza virus vaccine | 319 | 319 | $33 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 301 | 301 | $76 | |
90480 |
Admn sarscov2 vacc 1 dose | 170 | 169 | $44 | |
91322 |
Sarscov2 vac 50 mcg/0.5ml im | 170 | 169 | $143 | |
0134A |
Adm sarscv2 bvl 50mcg/.5ml a | 20 | 20 | $44 | |
91313 |
Sarscov2 vac bvl 50mcg/0.5ml | 20 | 20 | $0 | |
90686 |
Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage | 18 | 18 | $22 |
In context: peer comparison
Among 2 peers in Chula Vista Occupational Medicine Physician, average services per provider: 178. This provider delivers 5.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
419
Patients
419
Total drug cost
$137,204
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Abrysvo (Rsv Vacc, Pref A and Pref B/Pf) | Brand | 419 | 419 | $137,204 |
Frequently asked questions
What is Dr. Tiffany Shay Alexander's medical specialty?
Dr. Tiffany Shay Alexander practices Occupational Medicine Physician in Chula Vista, CA.
Where does Dr. Tiffany Shay Alexander practice?
Dr. Tiffany Shay Alexander practices at 525 3Rd Ave, Chula Vista, CA 919105616. Office phone: 6195854050.
What is Dr. Tiffany Shay Alexander's NPI?
Dr. Tiffany Shay Alexander's National Provider Identifier (NPI) is 1346253903, issued by NPPES.
Does Dr. Tiffany Shay Alexander accept Medicare assignment?
Yes. Dr. Tiffany Shay Alexander accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tiffany Shay Alexander commonly perform?
Top Medicare-reported procedures in 2023: Administration of influenza virus vaccine (HCPCS G0008); Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage (HCPCS 90694); Admn sarscov2 vacc 1 dose (HCPCS 90480). Source: CMS Medicare Physician & Other Practitioners file.