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PHILIPP ANDREAS SACK M.D.
NPI 1790974863
Psychiatry & Neurology - Psychiatry in Modesto, CA

Active since October 15, 2007PECOS EnrolledAccepts Medicare Assignment
1601 CUMMINS DR STE D, MODESTO, CA 95358(510) 900-3125(504) 988-4270 Get Directions Write a Review

NPPES record last updated: August 27, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 27, 2021, Jul 19, 2017 (2 updates tracked since 2017).

About Philipp Andreas Sack M.d. NPPES

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

PHILIPP ANDREAS SACK M.D. (NPI 1790974863) is an individual psychiatry provider in Modesto, California, licensed in California (C133712) and active in the NPI registry since October 2007. He is enrolled in Medicare PECOS and is a graduate of Other (2001).

NPPES Registry Identity

NPI1790974863
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NamePHILIPP ANDREAS SACKCredential: M.D.
Location Address1601 CUMMINS DR STE DModesto, CA 95358-6411
Mailing Address1601 Cummins Dr Ste DModesto, CA 95358-6411 · (510) 900-3125
Phone(510) 900-3125
Fax(504) 988-4270
Sole ProprietorNo
Medical School CMSOtherGraduated 2001
Enumeration DateOctober 15, 2007
Last NPPES UpdateAugust 27, 20212 updates tracked since enumeration
NPPES CertifiedAugust 27, 2021
✔ NPI 1790974863 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in CA · C133712✔ Licensed in LA · 15976R
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
1601 CUMMINS DR STE D, Modesto, CA 95358
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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

Philipp Andreas Sack 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 ID5698862654
PECOS Enrollment IDI20150213000168
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

4

Medicare enrollment records show Philipp Sack reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Cep America - Psychiatry PC
3.5 mi
Psychiatry
1700 COFFEE RD
Modesto, CA 95355
  • Reassigned Medicare billing, California enrollment
  • 208 clinicians in this Medicare group
NPI 1396507547 (209) 526-4500
John Muir Trauma Physicians Billing Service
58 mi
Trauma Surgery
1601 YGNACIO VALLEY RD
Walnut Creek, CA 94598
  • Reassigned Medicare billing, California enrollment
  • 810 clinicians in this Medicare group
NPI 1962551861 (925) 947-5331
California Center For Behavioral Health
58 mi
Psychiatry
925 YGNACIO VALLEY RD STE 205
Walnut Creek, CA 94596
  • Reassigned Medicare billing, California enrollment
  • 2 clinicians in this Medicare group
NPI 1437514189 (925) 289-9022
Comprehensive Psychiatric Services, A Medical Group
59 mi
Psychiatry
3100 OAK ROAD, SUITE 270
Walnut Creek, CA 94597
  • Reassigned Medicare billing, California enrollment
  • 149 clinicians in this Medicare group
NPI 1184785834 (925) 944-9711

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 9

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.

Psychotherapy with evaluation and management visit, 30 minutes 90833
Psychotherapy with evaluation and management is a 30-minute session where a mental health professional talks with you about your concerns and feelings. They assess your mental health, provide support, and manage your treatment plan to help improve your well-being.
950 services105 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
945 services104 patients
Psychotherapy with evaluation and management visit, 30 minutes 90833
Psychotherapy with evaluation and management is a 30-minute session where a mental health professional talks with you about your concerns and feelings. They assess your mental health, provide support, and manage your treatment plan to help improve your well-being.
124 services74 patients
Psychiatric services complicated by communication factor 90785
Psychiatric services complicated by communication factors involve mental health care for individuals who have challenges with communication. This can include language barriers, speech disorders, or cognitive impairments. The process involves tailored strategies to ensure effective communication and appropriate mental health care.
82 services26 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
62 services25 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.
42 services42 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95358 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
$176.60 typical visit price
range $58.87 – $176.60
Typical copayment $44.15 (range $14.71 – $44.15)
Most-billed visit code 99205
Established Patient
$73.16 typical visit price
range $19.28 – $144.60
Typical copayment $18.29 (range $4.82 – $36.15)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 10

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

MOHSEN VAZIRIAN M.D.
Psychiatry & Neurology (Psychiatry)
1601 CUMMINS DR STE D
MODESTO, CA 95358
Stanislaus County (510) 900-3125
JESSY JOSEPH
Psychiatry & Neurology (Psychiatry)
1601 CUMMINS DR STE D
MODESTO, CA 95358
Stanislaus County (510) 900-3125
DR. ALEX CHANDLER M.D.
Psychiatry & Neurology (Psychiatry)
1601 CUMMINS DR STE D
MODESTO, CA 95358
Stanislaus County (510) 900-3125
AMI SHAH D.O.
Anesthesiology
1601 CUMMINS DR STE D
MODESTO, CA 95358
Stanislaus County (800) 498-7157
DR. NAGUI ACHAMALLAH M.D.
Psychiatry & Neurology (Psychiatry)
1601 CUMMINS DR STE D
MODESTO, CA 95358
Stanislaus County (510) 900-3125
AMANDA N MCCORMICK PA-C
Physician Assistant
1601 CUMMINS DR STE D
MODESTO, CA 95358
Stanislaus County (510) 350-2808
VISANT A. SANATHARA M.D.
Psychiatry & Neurology (Psychiatry)
1601 CUMMINS DR STE D
MODESTO, CA 95358
Stanislaus County (510) 900-3125
DR. ANTHONY A. MAZZARULLI MD
Psychiatry & Neurology (Psychiatry)
1601 CUMMINS DR STE D
MODESTO, CA 95358
Stanislaus County (510) 900-3125

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 Philipp Sack's NPI number?

The NPI number for Philipp Sack is 1790974863. It was assigned to this individual provider in the NPPES registry on October 15, 2007.

Where is Philipp Sack located?

Philipp Sack practices at 1601 Cummins Dr Ste D, Modesto, CA 95358. The listed phone number is (510) 900-3125.

What is Philipp Sack's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Philipp Sack enrolled in Medicare?

Yes. Philipp Sack 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 Philipp Sack's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Philipp Sack reassigns Medicare benefits to 4 organizations: Cep America - Psychiatry PC (Modesto, CA), John Muir Trauma Physicians Billing Service (Walnut Creek, CA), California Center For Behavioral Health (Walnut Creek, CA) and Comprehensive Psychiatric Services, A Medical Group (Walnut Creek, 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 Philipp Sack'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 Philipp Sack was last updated on August 27, 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.