Jeffrey Mayer, MD
NPI 1538253620 · Internal Medicine Physician · Tucson, AZ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeffrey Mayer, MD is a Internal Medicine Physician provider in Tucson, AZ (NPI 1538253620).
Provider details
- NPI number
- 1538253620
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 23701 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
363 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 162 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 75 | $124 |
| Administration of Influenza Virus VaccineG0008 | 46 | $31 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 30 | $88 |
| Urinalysis, Manual Test81002 | 15 | $3 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 13 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 98 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 215 | 58 |
| Levothyroxine Sodium | 122 | 37 |
| Losartan Potassium | 120 | 31 |
| Amlodipine Besylate | 99 | 35 |
| Tramadol Hcl | 89 | 21 |
| Gabapentin | 77 | 20 |
| Ezetimibe | 74 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$62 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-03
- Last updated
- 2013-05-01
Frequently asked questions
- What is Jeffrey Mayer's NPI number?
- Jeffrey Mayer's National Provider Identifier (NPI) is 1538253620, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Mayer's specialty?
- Jeffrey Mayer is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jeffrey Mayer located?
- Jeffrey Mayer's practice location on file with NPPES is 6365 E Tanque Verde Rd, Tucson, AZ 85715-3830.
- What is Jeffrey Mayer's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Mayer is (520) 885-2072.
- Does Jeffrey Mayer accept Medicare?
- Jeffrey Mayer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jeffrey Mayer's NPI active?
- Yes — Jeffrey Mayer's NPI (1538253620) is active in the NPPES registry as of the last update on 2013-05-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.