Tanzila Razzaki, M.D.
NPI 1619396769 · Endocrinology, Diabetes & Metabolism Physician · Newport Beach, CA
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tanzila Razzaki, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Newport Beach, CA (NPI 1619396769).
Provider details
- NPI number
- 1619396769
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A183041 (CA)
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
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
392 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 249 | $130 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 75 | $17 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 68 | $235 |
Typical Medicare-allowed amounts for these services range $17–$235 (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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metformin Hclbrand: Metformin Hcl Er | 182 | 72 |
| Semaglutidebrand: Ozempic | 154 | 35 |
| Tirzepatidebrand: Mounjaro | 146 | 22 |
| Empagliflozinbrand: Jardiance | 44 | 16 |
| Dapagliflozin Propanediolbrand: Farxiga | 22 | — |
| Pen Needle, Diabeticbrand: Nano 2nd Gen Pen Needle |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$252 across 14 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
Additional practice locations (1)
- 39000 Bob Hope DrRancho Mirage, CA 92270-3221Phone: (760) 321-5257Fax: (760) 773-1631
Registry dates
- Enumerated
- 2014-04-15
- Last updated
- 2025-08-22
- Certified
- 2025-08-22
Frequently asked questions
- What is Tanzila Razzaki's NPI number?
- Tanzila Razzaki's National Provider Identifier (NPI) is 1619396769, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tanzila Razzaki's specialty?
- Tanzila Razzaki is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Tanzila Razzaki located?
- Tanzila Razzaki's practice location on file with NPPES is 500 Superior Ave Ste 100, Newport Beach, CA 92663-3660.
- What is Tanzila Razzaki's phone number?
- The practice phone number listed in the NPPES registry for Tanzila Razzaki is (949) 764-8379.
- Does Tanzila Razzaki accept Medicare?
- Tanzila Razzaki is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tanzila Razzaki's NPI active?
- Yes — Tanzila Razzaki's NPI (1619396769) is active in the NPPES registry as of the last update on 2025-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.