Allan Markus, MD
NPI 1972595569 · Internal Medicine Physician · Chandler, AZ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allan Markus, MD is a Internal Medicine Physician provider in Chandler, AZ (NPI 1972595569).
Provider details
- NPI number
- 1972595569
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 29131 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
136 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 | 81 | $124 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 25 | $88 |
| Hemoglobin A1c Level83036 | 16 | $10 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 14 | $212 |
Typical Medicare-allowed amounts for these services range $10–$212 (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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 43 | 12 |
| Atorvastatin Calcium | 38 | 12 |
| Losartan Potassium | 30 | — |
| Amlodipine Besylate | 29 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 17 | — |
| Hydrochlorothiazide | 15 | — |
| Furosemide |
Practice location
Mailing address
Additional practice locations (2)
- 655 S Dobson Rd Ste B113Chandler, AZ 85224-5667Phone: (480) 728-5020Fax: (480) 899-5023
- 655 S Dobson Rd Ste B-113Chandler, AZ 85224-5667Phone: (480) 728-5460Fax: (480) 728-5461
Registry dates
- Enumerated
- 2005-08-19
- Last updated
- 2025-06-27
- Certified
- 2025-06-27
Frequently asked questions
- What is Allan Markus's NPI number?
- Allan Markus's National Provider Identifier (NPI) is 1972595569, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allan Markus's specialty?
- Allan Markus is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Allan Markus located?
- Allan Markus's practice location on file with NPPES is 1120 S Dobson Rd Ste 225, Chandler, AZ 85286-6170.
- What is Allan Markus's phone number?
- The practice phone number listed in the NPPES registry for Allan Markus is (480) 728-5460.
- Does Allan Markus accept Medicare?
- Allan Markus is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Allan Markus's NPI active?
- Yes — Allan Markus's NPI (1972595569) is active in the NPPES registry as of the last update on 2025-06-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.