Tanya Marcus, PAC
NPI 1659784130 · Physician Assistant · El Cajon, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tanya Marcus, PAC is a Physician Assistant provider in El Cajon, CA (NPI 1659784130).
Provider details
- NPI number
- 1659784130
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PAC
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
368 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 | 114 | $116 |
| Diagnostic Exam of Nasal Passages Using an Endoscope31231 | 94 | $179 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 88 | $149 |
| Removal of Impacted Ear Wax69210 | 38 | $34 |
| Diagnostic Exam of Voice Box Using a Flexible Endoscope31575 | 34 | $99 |
Typical Medicare-allowed amounts for these services range $34–$179 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 103 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 545 | 58 |
| Empagliflozinbrand: Jardiance | 204 | 19 |
| Gabapentin | 194 | 27 |
| Metformin Hcl | 179 | 18 |
| Famotidine | 165 | 18 |
| Lisinopril | 155 | 18 |
| Azelastine Hcl | 147 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-06-03
- Last updated
- 2022-04-28
- Certified
- 2022-04-28
Frequently asked questions
- What is Tanya Marcus's NPI number?
- Tanya Marcus's National Provider Identifier (NPI) is 1659784130, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tanya Marcus's specialty?
- Tanya Marcus is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tanya Marcus located?
- Tanya Marcus's practice location on file with NPPES is 1306 Broadway, El Cajon, CA 92021-5810.
- What is Tanya Marcus's phone number?
- The practice phone number listed in the NPPES registry for Tanya Marcus is (619) 551-7400.
- Does Tanya Marcus accept Medicare?
- Tanya Marcus is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tanya Marcus's NPI active?
- Yes — Tanya Marcus's NPI (1659784130) is active in the NPPES registry as of the last update on 2022-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.