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DR. NATALIA M GROB MD
NPI 1053622639
Obstetrics & Gynecology - Reproductive Endocrinology in Denver, CO

Active since June 29, 2010Opted out of Medicare · through Jul 25, 2028
220 JOSEPHINE ST, DENVER, CO 80206(720) 370-5671(720) 378-4375 Get Directions Write a Review

NPPES record last updated: May 14, 2024. Verified against the NPPES registry weekly; last sync: September 27, 2026.

Record update history: May 14, 2024, Jul 12, 2023 (2 updates tracked since 2023).

About Dr. Natalia M Grob Md NPPES

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

DR. NATALIA M GROB MD (NPI 1053622639) is an individual reproductive endocrinology provider in Denver, Colorado, licensed in Colorado (CDRH.0053437) and active in the NPI registry since June 2010. She has opted out of Medicare through July 25, 2028 and remains eligible to order and refer and maintains 10 additional practice locations.

NPPES Registry Identity

NPI1053622639
Entity TypeIndividualFemale
Primary Taxonomy207VE0102X
Provider Legal NameDR. NATALIA M GROBCredential: MD
Location Address220 JOSEPHINE STDenver, CO 80206-4750
Mailing Address333 S Desplaines St Ste 201Chicago, IL 60661-5514
Phone(720) 370-5671
Fax(720) 378-4375
Sole ProprietorYes
Enumeration DateJune 29, 2010
Last NPPES UpdateMay 14, 20242 updates tracked since enumeration
NPPES CertifiedMay 14, 2024
✔ NPI 1053622639 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & Gynecology · Reproductive EndocrinologyAllopathic & Osteopathic Physicians
Taxonomy Code207VE0102X
Licenses✔ Licensed in CO · CDRH.0053437✔ Licensed in IL · 036167910✔ Licensed in MN · 76253✔ Licensed in WA · MD61490460✔ Licensed in NE · 36094
Definition
An obstetrician/gynecologist who is capable of managing complex problems relating to reproductive endocrinology and infertility.
220 JOSEPHINE ST, Denver, CO 80206
Open in Google Maps ↗

Secondary Practice Locations 10

Location 11455 N Milwaukee AveChicago, IL 60622-2015 · Phone (773) 435-9036
Location 22246 Weber RdCrest Hill, IL 60403-0928 · Phone (815) 725-4161
Location 3333 S Desplaines St Ste 201Chicago, IL 60661-5514 · Phone (773) 435-9029
Location 42172 Blackberry Dr Ste 204Geneva, IL 60134-1106 · Phone (815) 725-4341
Location 5811 Stewart StSeattle, WA 98101-1305 · Phone (206) 736-5839
Location 62501 NE 134th St Ste 100Vancouver, WA 98686-3027 · Phone (360) 535-7590
Location 7138 N 2nd StMinneapolis, MN 55401-4458 · Phone (612) 230-4090
Location 81585 N Barrington Rd Ste 401Hoffman Estates, IL 60169-5020 · Phone (847) 843-7090
Location 96 Bronze Pointe SSwansea, IL 62226-8307 · Phone (314) 266-2062
Location 102501 Compass Rd Ste 135Glenview, IL 60026-8068 · Phone (224) 404-2042

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Natalia M Grob Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from July 25, 2018 through July 25, 2028.

Opt-Out Effective DateJuly 25, 2018
Opt-Out In Effect ThroughJuly 25, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80206 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
$132.55 typical visit price
range $58.06 – $174.82
Typical copayment $33.13 (range $14.51 – $43.70)
Most-billed visit code 99204
Established Patient
$102.03 typical visit price
range $18.88 – $142.79
Typical copayment $25.50 (range $4.72 – $35.69)
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.

Other Providers at the Same Location NPPES 2

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

PEACH STATE MEDICAL PRACTICE, PC
Obstetrics & Gynecology (Reproductive Endocrinology)
220 JOSEPHINE ST
DENVER, CO 80206
Denver County (855) 563-2639
PAUL C MAGARELLI MD, PHD
Obstetrics & Gynecology (Reproductive Endocrinology)
220 JOSEPHINE ST
DENVER, CO 80206
Denver County (720) 370-5671

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 Natalia Grob's NPI number?

The NPI number for Natalia Grob is 1053622639. It was assigned to this individual provider in the NPPES registry on June 29, 2010.

Where is Natalia Grob located?

Natalia Grob practices at 220 Josephine St, Denver, CO 80206. The listed phone number is (720) 370-5671.

What is Natalia Grob's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Reproductive Endocrinology, with taxonomy code 207VE0102X.

Is Natalia Grob enrolled in Medicare?

No. Natalia Grob has opted out of Medicare through July 25, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Natalia Grob was last updated on May 14, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.