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ANESTHESIA SERVICES ASSOCIATES, PC
NPI 1497797153
Anesthesiology in Lapeer, MI

Active since June 10, 2006
1375 N MAIN ST, LAPEER, MI 48446(248) 301-5989 Get Directions Write a Review

NPPES record last updated: February 20, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Anesthesia Services Associates, Pc NPPES

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

ANESTHESIA SERVICES ASSOCIATES, PC (NPI 1497797153) is a healthcare organization registered as an anesthesiology in Lapeer, Michigan and active in the NPI registry since June 2006. The organization lists Harpreet Singh, Authorized Representative, as its authorized official.

NPPES Registry Identity

NPI1497797153
Entity TypeOrganization
Primary Taxonomy207L00000X
Legal Business NameANESTHESIA SERVICES ASSOCIATES, PC
Location Address1375 N MAIN STLapeer, MI 48446-1350
Mailing Address255 W Michigan AveJackson, MI 49201-2218 · (517) 787-6440 · Fax (517) 787-4146
Phone(248) 301-5989
Organization SubpartNo
Authorized OfficialHarpreet SinghAuthorized Representative · (810) 338-8984
Enumeration DateJune 10, 2006
Last NPPES UpdateFebruary 20, 2026
NPPES CertifiedFebruary 20, 2026
✔ NPI 1497797153 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
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.
1375 N MAIN ST, Lapeer, MI 48446
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Anesthesia Services Associates, Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by February 28, 2027

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateMichiganEnrollment IDO20031111000822Non-DME Part B · Clinic/Group PracticeDue dateFebruary 28, 2027
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

145

Medicare enrollment records show 145 clinicians reassign Medicare billing to Anesthesia Services Associates, PC, which bills Medicare for the services they deliver. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 6

Anesthesiology108
Certified Registered Nurse Anesthetist (CRNA)31
Nurse Practitioner2
Pain Management2
Addiction Medicine1
Critical Care (Intensivists)1

Nearest to this location (20)

See all 145
Jennifer Harris, FNP-C
Nurse Practitioner
NPI 1770394272
6672 NEWARK RD
Imlay City, MI 48444
(810) 724-0591
✔ PECOS✔ Accepts Medicare13 mi
Shushovan Chakrabortty, M.D.
Anesthesiology
NPI 1437164852
425 N PARK BLVD STE 201
Lake Orion, MI 48362
(248) 929-8165
✔ PECOS19 mi
Lyndsey Smith, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1790112936
ONE HURLEY PLAZA
Flint, MI 48503
(810) 262-9967
✔ Accepts Medicare20 mi
Cheryl Ray
Certified Registered Nurse Anesthetist (CRNA)
NPI 1861896946
1 HURLEY PLZ SON 5TH FLOOR
Flint, MI 48503
(810) 262-9353
✔ Accepts Medicare20 mi
Lawrence Walny, M.D.
Anesthesiology
NPI 1265450456
1 GENESYS PKWY
Grand Blanc, MI 48439
(810) 606-6499
✔ PECOS✔ Accepts Medicare20 mi
Joel Buffington, D.O.
Anesthesiology
NPI 1033223532
1 GENESYS PKWY
Grand Blanc, MI 48439
(810) 606-6499
✔ PECOS✔ Accepts Medicare20 mi
Laurie Easter, M.D.
Anesthesiology
NPI 1043445414
1 GENESYS PKWY
Grand Blanc, MI 48439
(800) 606-5000
✔ PECOS✔ Accepts Medicare20 mi
Bala Aysola, M.D.
Anesthesiology
NPI 1164456752
1 GENESYS PKWY
Grand Blanc, MI 48439
(810) 606-6499
✔ PECOS✔ Accepts Medicare20 mi
Judith Baki, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1306951942
1 GENESYS PKWY
Grand Blanc, MI 48439
(810) 606-6499
✔ Accepts Medicare20 mi
Barbara Barnett, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1255340907
1 GENESYS PKWY
Grand Blanc, MI 48439
(810) 606-6499
✔ Accepts Medicare20 mi
Michael Danic, D.O.
Anesthesiology
NPI 1841314564
1 GENESYS PKWY
Grand Blanc, MI 48439
(810) 606-6499
✔ PECOS✔ Accepts Medicare20 mi
William Rittinger, D.O.
Anesthesiology
NPI 1730234618
2432 GENESYS PKWY
Grand Blanc, MI 48439
(810) 606-6649
✔ PECOS✔ Accepts Medicare20 mi
Robin Zerka, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1033186762
401 S BALLENGER HWY ATTN SURGICAL SERVICES
Flint, MI 48532
(810) 342-4917
✔ Accepts Medicare21 mi
Aditya Bhagirath, DO
Anesthesiology
NPI 1063155133
401 S BALLENGER HWY OFC 7N
Flint, MI 48532
(810) 342-2000
✔ PECOS✔ Accepts Medicare21 mi
Venkata Kilaru, MD
Anesthesiology
NPI 1487705174
401 S BALLENGER HWY
Flint, MI 48532
(810) 720-1730
✔ PECOS✔ Accepts Medicare21 mi
Ziyadeh Khoury, D.O.
Anesthesiology
NPI 1578618674
1051 PROFESSIONAL DR
Flint, MI 48532
(810) 720-1730
✔ PECOS✔ Accepts Medicare22 mi
Arnielito Tuazon, DO
Anesthesiology
NPI 1730182452
5202 MILLER RD
Flint, MI 48507
(810) 732-7700
✔ PECOS✔ Accepts Medicare24 mi
Hao Cheng, MD
Anesthesiology
NPI 1821106055
1101 W UNIVERSITY DR
Rochester, MI 48307
(248) 652-5741
✔ PECOS✔ Accepts Medicare28 mi
Krassimir Denchev, M.D.
Critical Care (Intensivists)
NPI 1003024332
44405 WOODWARD AVE
Pontiac, MI 48341
(248) 585-3023
✔ PECOS✔ Accepts Medicare31 mi
Mary Vaske, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1437138963
1 WILLIAM CARLS DR
Commerce Twp, MI 48382
(248) 937-3307
✔ Accepts Medicare34 mi
See all 145 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Anesthesia Services Associates, PC's NPI number?

The NPI number for Anesthesia Services Associates, PC is 1497797153. It was assigned to this organization in the NPPES registry on June 10, 2006.

Where is Anesthesia Services Associates, PC located?

Anesthesia Services Associates, PC is located at 1375 N Main St, Lapeer, MI 48446. The listed phone number is (248) 301-5989.

What is Anesthesia Services Associates, PC's specialty?

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

Is Anesthesia Services Associates, PC enrolled in Medicare?

Yes. Anesthesia Services Associates, PC is registered in the Medicare PECOS enrollment system.

When is Anesthesia Services Associates, PC's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Michigan, Clinic/Group Practice) is due for revalidation by February 28, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Anesthesia Services Associates, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 145 clinicians in 6 Medicare specialties reassign their Medicare billing to Anesthesia Services Associates, PC. A 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 the clinician's services. The largest specialties are Anesthesiology (108), Certified Registered Nurse Anesthetist (CRNA) (31) and Nurse Practitioner (2). Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Anesthesia Services Associates, PC accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 1 other insurer list Anesthesia Services Associates, PC 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 Anesthesia Services Associates, PC was last updated on February 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.