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TIMOTHY DEEMER LAW JR.
NPI 1669973665
Family Medicine in Ada, OH

Active since February 24, 2018PECOS EnrolledAccepts Medicare Assignment
604 W NORTH AVE, ADA, OH 45810(419) 634-0431 Get Directions Write a Review

NPPES record last updated: July 19, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 19, 2021, Sep 30, 2020, Dec 2, 2019 and 1 more (4 updates tracked since 2018).

About Timothy Deemer Law Jr. NPPES

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

TIMOTHY DEEMER LAW JR. (NPI 1669973665) is an individual family medicine provider in Ada, Ohio, licensed in Ohio (34.014216) and active in the NPI registry since February 2018. He is enrolled in Medicare PECOS, is affiliated with Mercy Health-st Rita's Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1669973665
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameTIMOTHY DEEMER LAW JR.
Location Address604 W NORTH AVEAda, OH 45810-1041
Mailing Address604 W North AveAda, OH 45810-1041 · (419) 634-0431
Phone(419) 634-0431
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateFebruary 24, 2018
Last NPPES UpdateJuly 19, 20214 updates tracked since enumeration
NPPES CertifiedJune 8, 2021
✔ NPI 1669973665 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in OH · 34.014216
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
604 W NORTH AVE, Ada, OH 45810
Open in Google Maps ↗

Secondary Practice Locations 2

Location 186 Columbus Cir Ste 203Athens, OH 45701-1371 · Phone (740) 249-4122 · Fax (740) 249-4126
Location 226 hospital driveathens, OH 45701 · Phone (740) 249-4122

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

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

Timothy Deemer Law Jr. 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 ID3173888591
PECOS Enrollment IDI20210719002923
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

2

Medicare enrollment records show Timothy Law reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mercy Health Physicians Lima, LLC
14 mi
Family Medicine
830 W HIGH ST STE 206
Lima, OH 45801
  • Reassigned Medicare billing, Ohio enrollment
  • 75 clinicians in this Medicare group
NPI 1225292865 (419) 227-7399
Mercy Medical Partners Northern Region Specialty Care LLC
44 mi
Surgery
1400 E 2ND ST
Defiance, OH 43512
  • Reassigned Medicare billing, Ohio enrollment
  • 152 clinicians in this Medicare group
NPI 1730701749 (888) 696-3541

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.

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.
173 services123 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
108 services83 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
37 services37 patients
Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit G0438
An annual wellness visit is a yearly appointment with your doctor to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's an opportunity to discuss your health status and goals and get a plan tailored for you.
23 services23 patients
Automated urinalysis test 81003
An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.
15 services15 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
12 services12 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mercy Health-St Rita's Medical Center

Acute Care Hospitals · Lima, OH
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number360066
Location730 West Market StreetLima, OH 45801 · Allen County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 45810 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
$84.72 typical visit price
range $54.34 – $166.65
Typical copayment $21.18 (range $13.58 – $41.66)
Most-billed visit code 99203
Established Patient
$96.44 typical visit price
range $17.10 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
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

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

Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466
DME-Other DME · category DE005N
1 supplier12 claims12 services$907.03 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 4

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

MERCY HEALTH - DEFIANCE HOSPITAL LLC
Clinic/Center (Rural Health)
604 W NORTH AVE
ADA, OH 45810
Hardin County (419) 634-0431
KAITLIN ELIZABETH LAW DO
Family Medicine
604 W NORTH AVE
ADA, OH 45810
Hardin County (419) 634-0431
MRS. TERESA E RUSH FNP BC
Nurse Practitioner (Family)
604 W NORTH AVE
ADA, OH 45810
Hardin County (419) 634-0431
JENELLE NIESE
Nurse Practitioner (Family)
604 W NORTH AVE
ADA, OH 45810
Hardin County (419) 634-0431

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 Timothy Law's NPI number?

The NPI number for Timothy Law is 1669973665. It was assigned to this individual provider in the NPPES registry on February 24, 2018.

Where is Timothy Law located?

Timothy Law practices at 604 W North Ave, Ada, OH 45810. The listed phone number is (419) 634-0431.

What is Timothy Law's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Timothy Law enrolled in Medicare?

Yes. Timothy Law 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 Timothy Law's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Timothy Law reassigns Medicare benefits to 2 organizations: Mercy Health Physicians Lima, LLC (Lima, OH) and Mercy Medical Partners Northern Region Specialty Care LLC (Defiance, OH). 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 Timothy Law's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Timothy Law accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and Antidote Health Plan of Ohio, Inc. and 5 other insurers list Timothy Law as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Timothy Law affiliated with any hospitals?

According to CMS data, Timothy Law is affiliated with Mercy Health-St Rita's Medical Center.

When was this NPI record last updated?

The NPPES record for Timothy Law was last updated on July 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.