Katayun Saadai, MD
NPI 1225358989 · Internal Medicine Physician · Orange, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katayun Saadai, MD is a Internal Medicine Physician provider in Orange, CA (NPI 1225358989).
Provider details
- NPI number
- 1225358989
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A134802 (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
16 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
734 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 | 331 | $140 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 129 | $99 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 92 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 52 | $141 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 36 | $98 |
| Telephone Medical Discussion With Physician, 5-10 Minutes99441 | 27 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 54 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 213 | 135 |
| Levothyroxine Sodium | 143 | 94 |
| Amlodipine Besylate | 109 | 63 |
| Losartan Potassium | 97 | 58 |
| Metformin Hcl | 76 | 43 |
| Rosuvastatin Calcium | 71 | 50 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$161 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
- 2010-06-04
- Last updated
- 2025-08-22
- Certified
- 2025-08-22
Frequently asked questions
- What is Katayun Saadai's NPI number?
- Katayun Saadai's National Provider Identifier (NPI) is 1225358989, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katayun Saadai's specialty?
- Katayun Saadai is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Katayun Saadai located?
- Katayun Saadai's practice location on file with NPPES is 1010 W La Veta Ave Ste 750, Orange, CA 92868-4312.
- What is Katayun Saadai's phone number?
- The practice phone number listed in the NPPES registry for Katayun Saadai is (714) 361-6600.
- Does Katayun Saadai accept Medicare?
- Katayun Saadai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katayun Saadai's NPI active?
- Yes — Katayun Saadai's NPI (1225358989) 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.