1. Home
  2. Directory
  3. Washington
  4. Mount Vernon
  5. Internal Medicine
  6. NPI Profile

MARK D. BALDWIN DO
NPI 1477656304
Internal Medicine in Mount Vernon, WA

Active since September 06, 2006PECOS Enrolled
819 SOUTH 13TH STREET, MOUNT VERNON, WA 98273(360) 814-6230(360) 814-6240 Get Directions Write a Review

NPPES record last updated: January 4, 2016. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Mark D. Baldwin Do NPPES

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

MARK D. BALDWIN DO (NPI 1477656304) is an individual internal medicine provider in Mount Vernon, Washington, licensed in Washington (OP60600878) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1477656304
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMARK D. BALDWINCredential: DO
Location Address819 SOUTH 13TH STREETMount Vernon, WA 98273
Mailing Address1400 E. Kincaid Street, Attn: CredentialingMount Vernon, WA 98274-4127 · (360) 428-2500 · Fax (360) 428-6485
Phone(360) 814-6230
Fax(360) 814-6240
Sole ProprietorNo
Enumeration DateSeptember 6, 2006
Last NPPES UpdateJanuary 4, 2016
✔ NPI 1477656304 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in WA · OP60600878
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedInternal Medicine · NephrologyTaxonomy 207RN0300X · License 34-00-5880-B (OH), OP60600878 (WA)
819 SOUTH 13TH STREET, Mount Vernon, WA 98273
Open in Google Maps ↗

Other Identifiers 4

Medicare ID-Type Unspecified0752916OH
Medicaid0947195OH
Medicaid0059120OH
Medicare UPINC52037

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mark D. Baldwin Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98273 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
$130.99 typical visit price
range $57.27 – $172.80
Typical copayment $32.74 (range $14.31 – $43.20)
Most-billed visit code 99204
Established Patient
$100.78 typical visit price
range $18.56 – $141.11
Typical copayment $25.19 (range $4.64 – $35.27)
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.

Reported Quality Measures

Pneumococcal Vaccination Status for Older Adults
Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine
83%24 patients4/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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 Mark Baldwin's NPI number?

The NPI number for Mark Baldwin is 1477656304. It was assigned to this individual provider in the NPPES registry on September 6, 2006.

Where is Mark Baldwin located?

Mark Baldwin practices at 819 South 13th Street, Mount Vernon, WA 98273. The listed phone number is (360) 814-6230.

What is Mark Baldwin's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mark Baldwin enrolled in Medicare?

Yes. Mark Baldwin is registered in the Medicare PECOS enrollment system.

What insurance does Mark Baldwin accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Mark Baldwin 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.

When was this NPI record last updated?

The NPPES record for Mark Baldwin was last updated on January 4, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.