Active NPI
Sinan Khayyat, MD
- Internal Medicine Physician
- La Mesa, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- 94-09252
- Practice address
- 5555 Grossmont Center Dr
La Mesa, CA 91942-3019 - Phone
- (619) 740-6000
- NPI assigned
- Jun 6, 2017
- Sex
- Male
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 94-09252 | KS | Primary |
Addresses
Primary practice location
5555 Grossmont Center Dr
La Mesa, CA 91942-3019
Mailing address
5555 Grossmont Center Dr
La Mesa, CA 91942-3019
Phone (619) 740-4901
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA, KS
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Internal Medicine
- Education
- Other, 2008
- Medicare assignment
- May accept Medicare assignment
- Telehealth
- Offers telehealth services
- Group practices
- Newman Memorial County Hospital
Practice addresses (Care Compare)
1201 W 12TH Ave
Emporia, KS 66801-2504
Phone (620) 343-6800
3356 Rancho Diego Cir
El Cajon, CA 92019-5125
Phone 3165007549710
541 S V Ave
National City, CA 91950-2828
Phone (619) 438-4117
5555 Grossmont Ctr Dr
La Mesa, CA 91942-3019
Phone (619) 461-1920
Hospital & facility affiliations
- Angeles Hospice Care Inc
- Art of Hospice Care, Inc
- Vitas Healthcare Corporation of California
- Grossmont Hospital
- Sharp Chula Vista Medical Center
- Newman Regional Health
- Centura St. Catherine-Dodge City
- Paradise Valley Health Care
- Reo Vista Healthcare Center
- Victoria Post Acute Care
- Castle Manor Nursing & Rehabilitation Center
- Granite Hills Healthcare & Wellness Centre, LLC
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 94-09252 | KS | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Newman Memorial County Hospital | Current | Accepting new patients | |
| Emergency and Acute Care Medical Corporation | Current | Accepting new patients | |
| Careconnectmd Ca PC | Current | Accepting new patients | |
| San Diego Internal Hospitalist Inc | Internal Medicine | Current | Accepting new patients |
| Newman Memorial County Hospital | Current | Accepting new patients | |
| William Newton Memorial Hospital | Current | Accepting new patients | |
| Newman Memorial County Hospital | Current | Accepting new patients | |
| 24 On Physicians of California, PC | Current | Accepting new patients | |
| San Diego Critical Care Medical Group, Inc | Internal Medicine | Current | Accepting new patients |
| San Diego Rehab Specialists Inc | Current | Accepting new patients | |
| San Diego Rehab Specialists Inc | Internal Medicine | Current | Accepting new patients |
| William Newton Memorial Hospital | Current | Accepting new patients | |
| Newman Memorial County Hospital | Current | Accepting new patients | |
| Vigilias LLC | Internal Medicine | Current | Accepting new patients |
Locations
751 Medical Center Ct
Chula Vista, CA 91911
Phone (619) 482-3639
3090 Bristol St
Ste 200
Costa Mesa, CA 92626
Phone (714) 992-1182
1415 Ross Ave
El Centro, CA 92243
Phone (760) 339-4045
5580 La Jolla Blvd
La Jolla, CA 92037
Phone (619) 438-4119
5555 Grossmont Center Dr
La Mesa, CA 91942
Phone (619) 465-0711
541 S V Ave
National City, CA 91950
Phone (619) 761-7900
7901 Frost St
San Diego, CA 92123
Phone (619) 541-3400
473 S Carnegie Dr
Ste 200
Sn Bernrdno, CA 92408
Phone (562) 803-4500
473 E Carnegie Dr
Ste 200
Sn Bernrdno, CA 92408
Phone (562) 803-4500
1201 W 12th Ave
Emporia, KS 66801
Phone (620) 343-2376
1301 W 12th Ave
Ste 301
Emporia, KS 66801
Phone (620) 343-2376
4704 E Oakland
Wichita, KS 67218
801 E Douglas Ave
Fl 2ND
Wichita, KS 67202
Phone (316) 974-3161
1300 E 5th Ave
Winfield, KS 67156
Phone (620) 221-2300
Interoperability endpoints
- sinan.khayyat.1@18308.direct.athenahealth.com
Ownership & related parties
All facility ownership & control disclosures 1
Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.
| Facility | Type | Role | Since |
|---|---|---|---|
| Honorview Hospice | Hospice | Contracted Managing Employee | Aug 16, 2025 |
Owned or controlled facilities with NPI records 1
Facilities whose Medicare enrollment lists this provider as an owner, officer, director or managing party.
-
- Community Based Hospice Care Agency
- Escondido, CA
- NPI 1033719943
Contracted Managing Employee
Organizations & group practices 14
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Internal Medicine Physician
- El Cajon, CA
- NPI 1053204107
-
- Emergency Medicine Physician
- San Diego, CA
- NPI 1437103942
-
- Internal Medicine Physician
- El Cajon, CA
- NPI 1609915990
-
- Hospitalist Physician
- Porterville, CA
- NPI 1730570565
-
- Family Medicine Physician
- Costa Mesa, CA
- NPI 1366063125
-
- Rural Health Clinic/Center
- Emporia, KS
- NPI 1114085594
-
- Critical Access Hospital
- Emporia, KS
- NPI 1245643576
-
- Critical Access Hospital
- Winfield, KS
- NPI 1548229149
-
- Internal Medicine Physician
- El Cajon, CA
- NPI 1386538478
-
- Family Medicine Physician
- La Jolla, CA
- NPI 1679466957
-
- Family Medicine Physician
- Emporia, KS
- NPI 1659810133
Hospital & facility affiliations 14
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Community Based Hospice Care Agency
- Escondido, CA
- NPI 1033719943
-
- Community Based Hospice Care Agency
- San Diego, CA
- NPI 1043639107
-
- Skilled Nursing Facility
- El Cajon, CA
- NPI 1346516937
Nursing home
-
- General Acute Care Hospital
- La Mesa, CA
- NPI 1528041811
-
- Skilled Nursing Facility
- National City, CA
- NPI 1275513293
Nursing home
-
- General Acute Care Hospital
- Chula Vista, CA
- NPI 1396728630
-
- Community Based Hospice Care Agency
- Irvine, CA
- NPI 1295878304
-
- Community Based Hospice Care Agency
- San Diego, CA
- NPI 1801939939
-
- General Acute Care Hospital
- Dodge City, KS
- NPI 1689317190
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1496707200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1705363200000",
"number": "1578092318",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "5555 GROSSMONT CENTER DR",
"city": "LA MESA",
"state": "CA",
"postal_code": "919423019",
"telephone_number": "619-740-4901"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "5555 GROSSMONT CENTER DR",
"city": "LA MESA",
"state": "CA",
"postal_code": "919423019",
"telephone_number": "619-740-6000"
}
],
"practiceLocations": [],
"basic": {
"last_name": "KHAYYAT",
"first_name": "SINAN",
"credential": "MD",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2017-06-06",
"last_updated": "2024-01-16",
"certification_date": "2024-01-16",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "KS",
"license": "94-09252",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in La Mesa, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 16, 2024; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; facility enrollments, owners and changes of ownership; Provider of Services certification data; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.