DR. HOSSEIN NICK PIRASTEHFAR M.D.
NPI 1730330523
Hospitalist in Santa Monica, CA

Active since October 10, 2008PECOS EnrolledAccepts Medicare Assignment
2121 SANTA MONICA BLVD, SANTA MONICA, CA 90404(310) 453-1324(424) 212-5921 Get Directions Write a Review

NPPES record last updated: April 19, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 19, 2021, Aug 28, 2020, Jan 9, 2019 and 1 more (4 updates tracked since 2016).

About Dr. Hossein Nick Pirastehfar M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. HOSSEIN NICK PIRASTEHFAR M.D. (NPI 1730330523) is an individual hospitalist provider in Santa Monica, California, licensed in California (A103626) and active in the NPI registry since October 2008. He is enrolled in Medicare PECOS and is a graduate of Other (1998).

NPPES Registry Identity

NPI1730330523
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameDR. HOSSEIN NICK PIRASTEHFARCredential: M.D.
Location Address2121 SANTA MONICA BLVDSanta Monica, CA 90404-2303
Mailing Address2121 Santa Monica BlvdSanta Monica, CA 90404-2303 · (310) 829-8858 · Fax (424) 212-5921
Fax(424) 212-5921
Sole ProprietorNo
Medical School CMSOtherGraduated 1998
Enumeration DateOctober 10, 2008
Last NPPES UpdateApril 19, 20214 updates tracked since enumeration
NPPES CertifiedApril 19, 2021
✔ NPI 1730330523 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in CA · A103626
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedInternal MedicineTaxonomy 207R00000X · License A103626 (CA), MD434882 (PA)
2121 SANTA MONICA BLVD, Santa Monica, CA 90404

Other Names 1

Former Name (1)Dr. Mohammad H Pirastehfar

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Hossein Nick Pirastehfar M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2264592799
PECOS Enrollment IDI20120214000915
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Hossein Pirastehfar reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Specialist
2121 SANTA MONICA BLVD
Santa Monica, CA 90404
  • Reassigned Medicare billing, California enrollment
  • 461 clinicians in this Medicare group
Internal Medicine
1700 WESTWOOD BLVD, SUITE 2D
Los Angeles, CA 90024
  • Reassigned Medicare billing, California enrollment
  • 17 clinicians in this Medicare group
Hospice and Palliative Medicine
1700 WESTWOOD BLVD, SUITE # 2D
Los Angeles, CA 90024
  • Reassigned Medicare billing, California enrollment
  • 27 clinicians in this Medicare group

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
976 services343 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
703 services340 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
295 services287 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
226 services218 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
60 services59 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
50 services33 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90404 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
2 suppliers20 claims20 services$14.14 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
3 suppliers31 claims31 services$65.36 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
1 supplier11 claims11 services$32.37 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Hospitalist
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Dermatology
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Anesthesiology
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Internal Medicine (Critical Care Medicine)
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Student in an Organized Health Care Education/Training Program
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Surgery
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Dietitian, Registered
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Physician Assistant
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Hossein Pirastehfar's NPI number?

The NPI number for Hossein Pirastehfar is 1730330523. It was assigned to this individual provider in the NPPES registry on October 10, 2008. The provider is also known as Dr. Mohammad H Pirastehfar.

Where is Hossein Pirastehfar located?

Hossein Pirastehfar practices at 2121 Santa Monica Blvd, Santa Monica, CA 90404. The listed phone number is (310) 453-1324.

What is Hossein Pirastehfar's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Hossein Pirastehfar enrolled in Medicare?

Yes. Hossein Pirastehfar is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Hossein Pirastehfar's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Hossein Pirastehfar reassigns Medicare benefits to 3 organizations: Providence Saint Johns Medical Foundation (Santa Monica, CA), Babak Roozrokh, MD Inc (Los Angeles, CA) and Palliative Care Doctors Group, Inc (Los Angeles, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Hossein Pirastehfar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Hossein Pirastehfar was last updated on April 19, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.