Ahmad Nooristani, M.D.
NPI 1659537306 · Internal Medicine Physician · Santa Maria, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ahmad Nooristani, M.D. is a Internal Medicine Physician provider in Santa Maria, CA (NPI 1659537306).
Provider details
- NPI number
- 1659537306
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A104544 (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
17 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
9,756 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 6,660 | $77 |
| Advance Care Planning, First 30 Minutes99497 | 538 | $76 |
| Initial Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 35 Minutes99305 | 531 | $136 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 443 | $79 |
| Nursing Facility Discharge Day Management, 30 Minutes Or Less99315 | 318 | $84 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 265 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 158 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 800 | 85 |
| Gabapentin | 590 | 54 |
| Furosemide | 507 | 80 |
| Apixabanbrand: Eliquis | 449 | 44 |
| Amlodipine Besylate | 370 | 48 |
| Pantoprazole Sodium | 317 | 45 |
| Levothyroxine Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$25 across 1 record (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 (2)
- 525 Bluerock DrSan Luis Obispo, CA 93401-5678Phone: (805) 821-1176Fax: (805) 439-2364
- 1242 Monterey St Ste 120San Luis Obispo, CA 93401-0808Phone: (805) 406-6363
Registry dates
- Enumerated
- 2008-08-01
- Last updated
- 2026-01-29
- Certified
- 2026-01-29
Frequently asked questions
- What is Ahmad Nooristani's NPI number?
- Ahmad Nooristani's National Provider Identifier (NPI) is 1659537306, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ahmad Nooristani's specialty?
- Ahmad Nooristani is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ahmad Nooristani located?
- Ahmad Nooristani's practice location on file with NPPES is 830 E Chapel St, Santa Maria, CA 93454-4699.
- What is Ahmad Nooristani's phone number?
- The practice phone number listed in the NPPES registry for Ahmad Nooristani is (805) 922-6657.
- Does Ahmad Nooristani accept Medicare?
- Ahmad Nooristani is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ahmad Nooristani's NPI active?
- Yes — Ahmad Nooristani's NPI (1659537306) is active in the NPPES registry as of the last update on 2026-01-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.