Maria M Mercado, MD in Chula Vista, CA

Maria M Mercado, MD is a medicare enrolled "Internal Medicine - Endocrinology, Diabetes & Metabolism" physician in Chula Vista, California. She graduated from medical school in 1995 and has 31 years of diverse experience with area of expertise as Endocrinology. She is a member of the group practice Overlake Medical Clinics Llc and her current practice location is 880 3rd Ave, Chula Vista, California. You can reach out to her office (for appointments etc.) via phone at (619) 205-4585.

Maria M Mercado is licensed to practice in California (license number 202331) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1851335723.

Contact Information

	Maria M Mercado, MD
	880 3rd Ave, Chula Vista, CA 91911-1305
	(619) 205-4585
	Not Available

Map and Direction

Physician's Profile

Full Name	Maria M Mercado
Gender	Female
Speciality	Endocrinology
Experience	31 Years
Location	880 3rd Ave, Chula Vista, California
Accepts Medicare Assignments	Yes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.

Medical Education and Training:

Maria M Mercado graduated from medical school in 1995

NPI Data:

NPI Number: 1851335723
Provider Enumeration Date: 06/15/2006
Last Update Date: 05/25/2025

Medicare PECOS Information:

PECOS PAC ID: 7012997422
Enrollment ID: I20121127000147

Medical Identifiers

Medical identifiers for Maria M Mercado such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1851335723	NPI	-	NPPES
207225004	Medicaid	MO
200357540A	Medicaid	KS
2022404	Medicaid	WA

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RE0101X	Internal Medicine - Endocrinology, Diabetes & Metabolism	0430844 (Kansas)	Secondary
207RE0101X	Internal Medicine - Endocrinology, Diabetes & Metabolism	MD60287498 (Washington)	Secondary
207RE0101X	Internal Medicine - Endocrinology, Diabetes & Metabolism	202331 (California)	Primary
207RE0101X	Internal Medicine - Endocrinology, Diabetes & Metabolism	2004022179 (Missouri)	Secondary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Overlake Hospital Medical Center	Bellevue, WA	Hospital
Evergreenhealth Medical Center	Kirkland, WA	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Overlake Medical Clinics Llc	7012808827	380

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Maria M Mercado allows following entities to bill medicare on her behalf.

Entity Name	Overlake Medical Clinics Llc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1801828421 PECOS PAC ID: 7012808827 Enrollment ID: O20040322001533

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Maria M Mercado is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing Address	Practice Location Address
Maria M Mercado, MD Ms 315010, Po Box 3947, Seattle, WA 98124-3947 Ph: (425) 467-3655	Maria M Mercado, MD 880 3rd Ave, Chula Vista, CA 91911-1305 Ph: (619) 205-4585

Reviews and Comments

Internal Medicine Doctors in Chula Vista, CA

Dr. Perry V Montoya, M.D Endocrinology, Diabetes & Metabolism Medicare: Accepting Medicare Assignments Practice Location: 525 3rd Ave, Chula Vista, CA 91910 Phone: 858-499-2600 Fax: 619-585-4353
John S Videen, MD Endocrinology, Diabetes & Metabolism Medicare: Accepting Medicare Assignments Practice Location: 752 Medical Center Ct, Suite 302, Chula Vista, CA 91911 Phone: 619-421-3361 Fax: 619-656-8936
Daniel Cepin, M.D. Endocrinology, Diabetes & Metabolism Medicare: Accepting Medicare Assignments Practice Location: 890 Eastlake Pkwy, Suite 205, Chula Vista, CA 91914 Phone: 619-482-0300 Fax: 619-482-0959
Kenneth Burton Johnson, MD Endocrinology, Diabetes & Metabolism Medicare: Accepting Medicare Assignments Practice Location: 769 Medical Center Ct, Suite 202, Chula Vista, CA 91911 Phone: 619-482-8430 Fax: 619-482-8005
Dr. Michael Sonbaty, M.D. Endocrinology, Diabetes & Metabolism Medicare: Accepting Medicare Assignments Practice Location: 1400 E Palomar St, Chula Vista, CA 91913 Phone: 858-499-2616
Sara Khandan, MD Endocrinology, Diabetes & Metabolism Medicare: Medicare Enrolled Practice Location: 835 Third Ave Ste A, Chula Vista, CA 91911 Phone: 619-425-7755 Fax: 619-425-2138
Alejandro G Hinojosa-valencia, MD Endocrinology, Diabetes & Metabolism Medicare: Accepting Medicare Assignments Practice Location: 629 Third Ave Ste A, Chula Vista, CA 91910 Phone: 619-422-6158 Fax: 619-422-2019

Maria M Mercado, MD - Medicare Endocrinology in Chula Vista, CA