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DR. STEVEN MICHAEL GROSSO MD
NPI 1730220286
Surgery - Plastic and Reconstructive Surgery in Billings, MT

Active since February 09, 2007PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
2510 17TH STREET WEST, BILLINGS, MT 59102(406) 245-3238(406) 248-6814 Get Directions Write a Review

NPPES record last updated: June 1, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 1, 2020, May 27, 2020, Dec 9, 2015 (3 updates tracked since 2015).

About Dr. Steven Michael Grosso Md NPPES

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

DR. STEVEN MICHAEL GROSSO MD (NPI 1730220286) is an individual plastic and reconstructive surgery provider in Billings, Montana, licensed in Montana (10031) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS, is affiliated with Billings Clinic, and is a graduate of Creighton University School Of Medicine (1991).

NPPES Registry Identity

NPI1730220286
Entity TypeIndividualMale
Primary Taxonomy2086S0122X
Provider Legal NameDR. STEVEN MICHAEL GROSSOCredential: MD
Location Address2510 17TH STREET WESTBillings, MT 59102
Mailing Address2510 17th St WBillings, MT 59102-1736 · (406) 245-3238 · Fax (406) 248-6814
Phone(406) 245-3238
Fax(406) 248-6814
Sole ProprietorNo
Medical School CMSCreighton University School Of MedicineGraduated 1991
Enumeration DateFebruary 9, 2007
Last NPPES UpdateJune 1, 20203 updates tracked since enumeration
NPPES CertifiedJune 1, 2020
✔ NPI 1730220286 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgery · Plastic and Reconstructive SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code2086S0122X
License✔ Licensed in MT · 10031
Definition
A surgeon who specializes in plastic and reconstructive surgery.
2510 17TH STREET WEST, Billings, MT 59102
Open in Google Maps ↗

Other Identifiers 3

Medicaid0046869MT
Other91515MT · Blue Cross Blue Shield
Medicaid11742400 00WY

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Mountain Health CO-OP, PacificSource Health Plans 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

Dr. Steven Michael Grosso 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 ID749184349
PECOS Enrollment IDI20031126000465
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 Reassignment

Medicare enrollment records show Steven Grosso reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Billings Plastic Surgery PC
Same address
Plastic and Reconstructive Surgery
2510 17TH ST W
Billings, MT 59102
  • Reassigned Medicare billing, Montana enrollment
  • 4 clinicians in this Medicare group
NPI 1972725182 (406) 245-3238

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 4

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.

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
41 services41 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
20 services11 patients
Telephone, internet, or electronic health record assessment and management with verbal and written report by consulting physician, 5-10 minutes 99446
This service involves a brief 5-10 minute consultation with a physician over the phone or internet. The doctor will assess your health concerns and provide a verbal and written report of their findings. This is a convenient way to receive medical advice from the comfort of your home.
14 services12 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.
11 services11 patients

Hospital Affiliations CMS Care Compare 2

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

Billings Clinic

Acute Care Hospitals · Billings, MT
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number270004
Location2800 10th Ave NBillings, MT 59101 · Yellowstone County
Emergency services Birthing friendly

St Vincent Healthcare

Acute Care Hospitals · Billings, MT
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number270049
Location1233 N 30th StBillings, MT 59101 · Yellowstone County
Emergency services Birthing friendly

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.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality100
Improvement Activities40

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 Steven Grosso's NPI number?

The NPI number for Steven Grosso is 1730220286. It was assigned to this individual provider in the NPPES registry on February 9, 2007.

Where is Steven Grosso located?

Steven Grosso practices at 2510 17th Street West, Billings, MT 59102. The listed phone number is (406) 245-3238.

What is Steven Grosso's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Plastic and Reconstructive Surgery, with taxonomy code 2086S0122X.

Is Steven Grosso enrolled in Medicare?

Yes. Steven Grosso 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 organization bills Medicare for Steven Grosso's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Steven Grosso reassigns Medicare benefits to Billings Plastic Surgery PC (Billings, MT). The 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 Steven Grosso's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Steven Grosso accept?

Health plans from Blue Cross and Blue Shield of Montana, Mountain Health CO-OP, PacificSource Health Plans and Providence Health Plan list Steven Grosso 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 Steven Grosso affiliated with any hospitals?

According to CMS data, Steven Grosso is affiliated with Billings Clinic and St Vincent Healthcare.

When was this NPI record last updated?

The NPPES record for Steven Grosso was last updated on June 1, 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.