DAVID RYAN MILLER MD
NPI 1427635242
Anesthesiology in Baltimore, MD

Active since March 26, 2021PECOS EnrolledAccepts Medicare Assignment
345 SAINT PAUL ST, BALTIMORE, MD 21202(410) 332-9000 Get Directions Write a Review

NPPES record last updated: August 22, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 29, 2021, Mar 26, 2021 (2 updates tracked since 2021).

About David Ryan Miller Md NPPES

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

DAVID RYAN MILLER MD (NPI 1427635242) is an individual anesthesiology provider in Baltimore, Maryland, licensed in Maryland (D0102411) and active in the NPI registry since March 2021. He is enrolled in Medicare PECOS, is affiliated with Mercy Medical Center Inc, and maintains a secondary practice location in Los Angeles.

NPPES Registry Identity

NPI1427635242
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDAVID RYAN MILLERCredential: MD
Location Address345 SAINT PAUL STBaltimore, MD 21202-2123
Mailing Address757 Westwood PlzLos Angeles, CA 90095-7419
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateMarch 26, 2021
Last NPPES UpdateAugust 22, 20252 updates tracked since enumeration
NPPES CertifiedAugust 22, 2025
NPI 1427635242 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License Licensed in MD · D0102411
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
345 SAINT PAUL ST, Baltimore, MD 21202

Secondary Practice Location 1

Location 1757 Westwood PlzLos Angeles, CA 90095-7419 · Phone (310) 267-8655

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

David Ryan Miller 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 ID42712200
PECOS Enrollment IDI20250906000217
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.

Hospital Affiliations CMS Care Compare

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

Mercy Medical Center Inc

Acute Care Hospitals · Baltimore, MD
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number210008
Location301 Saint Paul PlaceBaltimore, MD 21202 · Baltimore City County
Emergency services Birthing friendly

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.

Nurse Practitioner (Acute Care)
345 SAINT PAUL ST
BALTIMORE, MD 21202
Nurse Practitioner (Family)
345 SAINT PAUL ST
BALTIMORE, MD 21202
Nurse Practitioner (Primary Care)
345 SAINT PAUL ST
BALTIMORE, MD 21202
Nurse Practitioner (Gerontology)
345 SAINT PAUL ST
BALTIMORE, MD 21202
Physician Assistant
345 SAINT PAUL ST
BALTIMORE, MD 21202
Student in an Organized Health Care Education/Training Program
345 SAINT PAUL ST
BALTIMORE, MD 21202
Social Worker (Clinical)
345 SAINT PAUL ST
BALTIMORE, MD 21202
Anesthesiology
345 SAINT PAUL ST, MERCY MEDICAL CENTER, BUNTING BUILDING, 7TH FLOOR
BALTIMORE, MD 21202

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 David Miller's NPI number?

The NPI number for David Miller is 1427635242. It was assigned to this individual provider in the NPPES registry on March 26, 2021.

Where is David Miller located?

David Miller practices at 345 Saint Paul St, Baltimore, MD 21202. The listed phone number is (410) 332-9000.

What is David Miller's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is David Miller enrolled in Medicare?

Yes. David Miller 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.

Is David Miller affiliated with any hospitals?

According to CMS data, David Miller is affiliated with Mercy Medical Center Inc.

When was this NPI record last updated?

The NPPES record for David Miller was last updated on August 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.