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MARY Z BAKER MD
NPI 1942278163
Internal Medicine - Endocrinology, Diabetes & Metabolism in Oklahoma City, OK

Active since March 14, 2006PECOS EnrolledAccepts Medicare Assignment
71.66/100
CMS Quality Rating
1000 N LINCOLN BLVD, SUITE 1000, OKLAHOMA CITY, OK 73104(405) 271-1000(405) 271-1002 Get Directions Write a Review

NPPES record last updated: March 15, 2011. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mary Z Baker Md NPPES

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

MARY Z BAKER MD (NPI 1942278163) is an individual endocrinology, diabetes & metabolism provider in Oklahoma City, Oklahoma, licensed in Oklahoma (14466) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS, is affiliated with Norman Regional, and is a graduate of University Of Oklahoma College Of Medicine (1982).

NPPES Registry Identity

NPI1942278163
Entity TypeIndividualFemale
Primary Taxonomy207RE0101X
Provider Legal NameMARY Z BAKERCredential: MD
Location Address1000 N LINCOLN BLVD, SUITE 1000Oklahoma City, OK 73104-3252
Mailing Address1122 Ne 13th St, Ori 236Oklahoma City, OK 73117-1039 · (405) 271-1515
Phone(405) 271-1000
Fax(405) 271-1002
Sole ProprietorNo
Medical School CMSUniversity Of Oklahoma College Of MedicineGraduated 1982
Enumeration DateMarch 14, 2006
Last NPPES UpdateMarch 15, 2011
✔ NPI 1942278163 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in OK · 14466
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
1000 N LINCOLN BLVD, Oklahoma City, OK 73104
Open in Google Maps ↗

Other Identifiers 1

Medicare PIN24R600601

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Oklahoma, Medica, Mending Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mary Z Baker Md 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 ID4284657743
PECOS Enrollment IDI20060110001142
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.

Areas of Expertise CMS Part B claims 12

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.

Dxa bone density measurement of hip, pelvis, spine 77080
A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.
631 services631 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.
161 services102 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.
142 services112 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
112 services48 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
78 services58 patients
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 95251
This procedure involves placing a small sensor under your skin to continuously monitor your blood sugar levels in tissue fluid. The data is interpreted and a report is generated to help manage your diabetes more effectively.
30 services20 patients

Hospital Affiliations CMS Care Compare 4

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

Norman Regional

Acute Care Hospitals · Norman, OK
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number370008
Location3300 Healthplex PkwyNorman, OK 73072 · Cleveland County
Emergency services Birthing friendly

Ssm Health St Anthony Hospital - Oklahoma City

Acute Care Hospitals · Oklahoma City, OK
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number370037
Location1000 North Lee AvenueOklahoma City, OK 73101 · Oklahoma County
Emergency services Birthing friendly

Stillwater Medical Center

Acute Care Hospitals · Stillwater, OK
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number370049
Location1323 West 6th StreetStillwater, OK 74076 · Payne County
Emergency services Birthing friendly

O U Medical Center

Acute Care Hospitals · Oklahoma City, OK
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number370093
Location700 NE 13th StreetOklahoma City, OK 73104 · Oklahoma County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 73104 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
$123.06 typical visit price
range $53.00 – $162.61
Typical copayment $30.76 (range $13.25 – $40.65)
Most-billed visit code 99204
Established Patient
$94.27 typical visit price
range $16.68 – $132.40
Typical copayment $23.56 (range $4.17 – $33.10)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

71.66/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality53.48
Promoting Interoperability100
Improvement Activities40
Cost52.07

Referred Medical Equipment & Supplies CMS DME claims 5

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

Supplies for maintenance of insulin infusion catheter, per week A4224
DME-Other DME · category DE017N
4 suppliers23 claims296 services$18.85 avg. paid by Medicare
Supplies for external insulin infusion pump, syringe type cartridge, sterile, each A4225
DME-Other DME · category DE017N
4 suppliers20 claims720 services$2.40 avg. paid by Medicare
Supply allowance for adjunctive continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service A4238
DME-Medical/Surgical Supplies · category DA000N
3 suppliers21 claims21 services$175.10 avg. paid by Medicare
Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
16 suppliers41 claims165 services$6.38 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
17 suppliers199 claims202 services$187.82 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 20

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

DR. CHRISTOPHER SALVATORE GRAFFEO MD
Neurological Surgery
1000 N LINCOLN BLVD
OKLAHOMA CITY, OK 73104
Oklahoma County (602) 406-3489
DR. PHILIP BARTON MINER, JR. M.D.
Internal Medicine (Gastroenterology)
1000 N LINCOLN BLVD, SUITE 210
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-4644
MICHAEL D MARTIN MD
Neurological Surgery
1000 N LINCOLN BLVD, STE 400
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-4912
MRS. GERRIE L CLIMER PA-C
Physician Assistant (Surgical)
1000 N LINCOLN BLVD, SUITE 400
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-8001
MARK STEPHENS JR. MD
Neurological Surgery
1000 N LINCOLN BLVD
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-7000
CENTER FOR REPRODUCTIVE HEALTH
Specialist
1000 N LINCOLN BLVD, SUITE 300
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-9200
MEREDITH ISABELLE LAROSE
Internal Medicine (Medical Oncology)
1000 N LINCOLN BLVD
OKLAHOMA CITY, OK 73104
Oklahoma County (908) 370-8869
MRS. JAMI VALENZUELA APRN, CPNP
Nurse Practitioner (Pediatrics)
1000 N LINCOLN BLVD, STE 400
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-4912

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 Mary Baker's NPI number?

The NPI number for Mary Baker is 1942278163. It was assigned to this individual provider in the NPPES registry on March 14, 2006.

Where is Mary Baker located?

Mary Baker practices at 1000 N Lincoln Blvd Suite 1000, Oklahoma City, OK 73104. The listed phone number is (405) 271-1000.

What is Mary Baker's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Mary Baker enrolled in Medicare?

Yes. Mary Baker 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.

What insurance does Mary Baker accept?

Health plans from Blue Cross and Blue Shield of Oklahoma, Medica and Mending Health list Mary Baker 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 Mary Baker affiliated with any hospitals?

According to CMS data, Mary Baker is affiliated with Norman Regional, Ssm Health St Anthony Hospital - Oklahoma City, Stillwater Medical Center and O U Medical Center.

When was this NPI record last updated?

The NPPES record for Mary Baker was last updated on March 15, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.