Gary Jacobs, MD
NPI 1073681623 · Specialist · Westminster, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gary Jacobs, MD is a Specialist provider in Westminster, CA (NPI 1073681623).
Provider details
- NPI number
- 1073681623
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A42016 (CA)
Specialties & taxonomies
Other Service Providers
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
44,207 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) |
|---|---|---|
| Test for Allergy Using Allergenic Extract95004 | 34,161 | $4 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 788 | $139 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 723 | $8 |
| Complete Ultrasound Scan of Joint76881 | 631 | $58 |
| Test to Measure Expiratory Airflow and Volume Changes Before and After Medication Administration94060 | 508 | $44 |
| Test to Measure Lung Airway Sensitivity94070 | 508 | $70 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Diclofenac Sodium | 27 | — |
| Rosuvastatin Calcium | 24 | — |
| Memantine Hclbrand: Memantine Hcl Er | 23 | — |
| Diclofenac Potassium | 22 | — |
| Tavaborole | 21 | — |
| Levothyroxine Sodium | 16 | — |
| Omeprazole | 15 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gary Jacobs's NPI number?
- Gary Jacobs's National Provider Identifier (NPI) is 1073681623, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Jacobs's specialty?
- Gary Jacobs is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Gary Jacobs located?
- Gary Jacobs's practice location on file with NPPES is 14560 Magnolia St Ste 101, Westminster, CA 92683-4791.
- What is Gary Jacobs's phone number?
- The practice phone number listed in the NPPES registry for Gary Jacobs is (714) 889-7041.
- Does Gary Jacobs accept Medicare?
- Gary Jacobs is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gary Jacobs's NPI active?
- Yes — Gary Jacobs's NPI (1073681623) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.