1. Home
  2. Directory
  3. California
  4. Santa Rosa
  5. Anesthesiology
  6. NPI Profile

DR. FREDERICK WILLIAM ROMBERG M.D.
NPI 1306107271
Anesthesiology in Santa Rosa, CA

Active since June 06, 2012PECOS EnrolledAccepts Medicare Assignment
88.2/100
CMS Quality Rating
30 MARK WEST SPRINGS RD, SANTA ROSA, CA 95403(707) 522-1800 Get Directions Write a Review

NPPES record last updated: March 16, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 16, 2020, Jun 2, 2017 (2 updates tracked since 2017).

About Dr. Frederick William Romberg M.d. NPPES

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

DR. FREDERICK WILLIAM ROMBERG M.D. (NPI 1306107271) is an individual anesthesiology provider in Santa Rosa, California, licensed in California (A152496) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS and is a graduate of Yale University School Of Medicine (2012).

NPPES Registry Identity

NPI1306107271
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. FREDERICK WILLIAM ROMBERGCredential: M.D.
Location Address30 MARK WEST SPRINGS RDSanta Rosa, CA 95403-1436
Mailing Address2455 Bennett Valley Rd Ste C219Santa Rosa, CA 95404-5651 · (707) 522-1800
Phone(707) 522-1800
Sole ProprietorNo
Medical School CMSYale University School Of MedicineGraduated 2012
Enumeration DateJune 6, 2012
Last NPPES UpdateMarch 16, 20202 updates tracked since enumeration
NPPES CertifiedMarch 16, 2020
✔ NPI 1306107271 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CA · A152496
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.
30 MARK WEST SPRINGS RD, Santa Rosa, CA 95403
Open in Google Maps ↗

Accepted Insurance

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

Dr. Frederick William Romberg M.d. 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 ID6103059217
PECOS Enrollment IDI20180403002794
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 Frederick Romberg reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Anesthesia & Analgesia Medical Group, Inc.
5.3 mi
Anesthesiology
2455 BENNETT VALLEY RD STE C219
Santa Rosa, CA 95404
  • Reassigned Medicare billing, California enrollment
  • 140 clinicians in this Medicare group
NPI 1659320984 (707) 522-1800
Campbell County Hospital District
969 mi
Primary Care
500 LATIGO DRIVE
Wright, WY 82732
  • Reassigned Medicare billing, Wyoming enrollment
  • 285 clinicians in this Medicare group
NPI 1225081649 (307) 464-0413

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 9

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.

Anesthesia for exam of colon using an endoscope 00812
Anesthesia for a colon examination with an endoscope is a method used to ensure comfort during the procedure. It involves administering medication to help you relax or sleep, thus reducing discomfort as the endoscope, a thin, flexible tube, is navigated through your colon.
33 services33 patients
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
23 services22 patients
Anesthesia for other procedure on large bowel using an endoscope 00811
Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.
19 services18 patients
Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand 01810
Anesthesia for procedures on the forearm, wrist, and hand involves administering medication to block sensation in these areas. This helps ensure comfort and painlessness during surgeries or treatments involving nerves, muscles, tendons, and tissue in these regions.
15 services15 patients
Anesthesia for procedure on small and large bowel using an endoscope 00813
Anesthesia for an endoscopic procedure on the small and large bowel ensures comfort and relaxation during the procedure. It involves administering medicine to help you sleep or feel drowsy. This allows the doctor to examine your bowels without causing you discomfort or pain.
14 services14 patients
Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) 64415
This procedure involves injecting a numbing agent or steroid into your arm's nerve bundle. It's done to manage pain or inflammation. The injection helps block nerve signals that cause discomfort, providing relief. It's a safe, common procedure.
14 services14 patients

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.

88.2/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality84.57
Improvement Activities40

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.

SUHANA ELAMSENTHIL MD
Internal Medicine
30 MARK WEST SPRINGS RD
SANTA ROSA, CA 95403
Sonoma County (707) 576-4000
DOMINIC JOSEPH PICETTI MD
Internal Medicine
30 MARK WEST SPRINGS RD
SANTA ROSA, CA 95403
Sonoma County (707) 576-4000
DR. SABRINA ANN KIDD M.D.
Colon & Rectal Surgery
30 MARK WEST SPRINGS RD
SANTA ROSA, CA 95403
Sonoma County (707) 576-4000
MEGAN EILEEN SOMMER BSN, RN, CCRN
Registered Nurse (Critical Care Medicine)
30 MARK WEST SPRINGS RD
SANTA ROSA, CA 95403
Sonoma County (707) 576-4500
REECE FENNING MD, MPH
Family Medicine
30 MARK WEST SPRINGS RD
SANTA ROSA, CA 95403
Sonoma County (707) 576-4000
GREGORY P PENNING R.T.(R)(CT)ARRT
Radiology (Diagnostic Radiology)
30 MARK WEST SPRINGS RD
SANTA ROSA, CA 95403
Sonoma County (707) 576-4000
DR. NEHA GARG
Hospitalist
30 MARK WEST SPRINGS RD
SANTA ROSA, CA 95403
Sonoma County (707) 576-4000
GABRIELLE MEHANA MEGUMI STEVERSON LCSW
Social Worker (Clinical)
30 MARK WEST SPRINGS RD
SANTA ROSA, CA 95403
Sonoma County (707) 576-4000

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 Frederick Romberg's NPI number?

The NPI number for Frederick Romberg is 1306107271. It was assigned to this individual provider in the NPPES registry on June 6, 2012.

Where is Frederick Romberg located?

Frederick Romberg practices at 30 Mark West Springs Rd, Santa Rosa, CA 95403. The listed phone number is (707) 522-1800.

What is Frederick Romberg's specialty?

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

Is Frederick Romberg enrolled in Medicare?

Yes. Frederick Romberg 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 Frederick Romberg's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Frederick Romberg reassigns Medicare benefits to 2 organizations: Anesthesia & Analgesia Medical Group, Inc. (Santa Rosa, CA) and Campbell County Hospital District (Wright, WY). 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 Frederick Romberg's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Frederick Romberg accept?

Health plans from Blue Cross Blue Shield of Wyoming list Frederick Romberg 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 Frederick Romberg was last updated on March 16, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.