John Thomas Paas, MD - Medicare Obstetrics/gynecology in Monterey, CA

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John Thomas Paas, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Monterey, California. He graduated from medical school in 1992 and has 32 years of diverse experience with area of expertise as Obstetrics/gynecology. He is a member of the group practice Montage Medical Group and his current practice location is 23845 Holman Hwy Ste 227, Monterey, California. You can reach out to his office (for appointments etc.) via phone at (831) 620-0700.

John Thomas Paas is licensed to practice in California (license number G84828) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1245322908.

Contact Information

John Thomas Paas, MD
23845 Holman Hwy Ste 227,
Monterey, CA 93940-5901
(831) 620-0700
Not Available

Map and Direction




Physician's Profile

Full NameJohn Thomas Paas
GenderMale
SpecialityObstetrics/gynecology
Experience32 Years
Location23845 Holman Hwy Ste 227, Monterey, California
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • John Thomas Paas graduated from medical school in 1992
  NPI Data:
  • NPI Number: 1245322908
  • Provider Enumeration Date: 09/29/2006
  • Last Update Date: 12/06/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 7416031075
  • Enrollment ID: I20170201000701

Medical Identifiers

Medical identifiers for John Thomas Paas such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1245322908NPI-NPPES
CC8221OtherNVANTHEM B/C B/S
2016992MedicaidNV

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207VX0000XObstetrics & Gynecology - Obstetrics 9889680-1205 (Utah)Secondary
207V00000XObstetrics & Gynecology G84828 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Montage Medical Group6406901941103

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. John Thomas Paas allows following entities to bill medicare on his behalf.
Entity NameCapital Ob/gyn, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1730136680
PECOS PAC ID: 3779580196
Enrollment ID: O20061027000244
Entity NameMontage Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770710709
PECOS PAC ID: 6406901941
Enrollment ID: O20090904000027
Entity NameObhg California Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1215258892
PECOS PAC ID: 8729276795
Enrollment ID: O20101217000826
Entity NameDhp Of California Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1679836084
PECOS PAC ID: 9234388745
Enrollment ID: O20120927000044
Entity NameEnloe Medical Center
Entity TypePart B Supplier - Hospital Department(s)
Entity IdentifiersNPI Number: 1023420726
PECOS PAC ID: 9739092388
Enrollment ID: O20141203002585

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. John Thomas Paas 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 AddressPractice Location Address
John Thomas Paas, MD
100 Wilson Rd Ste 100,
Monterey, CA 93940-7885

Ph: (831) 242-8394		John Thomas Paas, MD
23845 Holman Hwy Ste 227,
Monterey, CA 93940-5901

Ph: (831) 620-0700

Reviews and Comments


Obstetrics & Gynecology Doctors in Monterey, CA

Dr. Robert Chalmers, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 23625 Holman Hwy Ste 227, Monterey, CA 93940
Phone: 831-624-3579    
Dr. Bradley J Keith, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 337 El Dorado St, Ste A3, Monterey, CA 93940
Phone: 831-649-4202    Fax: 831-649-0458
James E. Ramseur Jr., MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 23845 Holman Hwy Ste 227, Monterey, CA 93940
Phone: 831-242-8301    
Dr. William C Vogelpohl, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 337 El Dorado St, Ste A3, Monterey, CA 93940
Phone: 831-649-4202    Fax: 831-649-0458
Dr. Mary Kay Marina Brewster, M.D.
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 172 El Dorado St, Monterey, CA 93940
Phone: 831-649-0111    Fax: 831-649-0125
Robert Maurice Adams, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 5 Via Joaquin, Suite 1, Monterey, CA 93940
Phone: 831-649-1144    Fax: 831-649-3529

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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